1011225033 has 32 divisors (see below), whose sum is σ = 1843833600. Its totient is φ = 533392128.

The previous prime is 1011224993. The next prime is 1011225073. The reversal of 1011225033 is 3305221101.

It is an interprime number because it is at equal distance from previous prime (1011224993) and next prime (1011225073).

It is not a de Polignac number, because 1011225033 - 2¹⁶ = 1011159497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011224997 and 1011225015.

It is not an unprimeable number, because it can be changed into a prime (1011225073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203328 + ... + 208241.

It is an arithmetic number, because the mean of its divisors is an integer number (57619800).

Almost surely, 2^1011225033 is an apocalyptic number.

1011225033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1011225033 is a deficient number, since it is larger than the sum of its proper divisors (832608567).

1011225033 is a wasteful number, since it uses less digits than its factorization.

1011225033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411598 (or 411592 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1011225033 is about 31799.7646689406. The cubic root of 1011225033 is about 1003.7277641736.

Adding to 1011225033 its reverse (3305221101), we get a palindrome (4316446134).

The spelling of 1011225033 in words is "one billion, eleven million, two hundred twenty-five thousand, thirty-three".