1011012101 has 8 divisors (see below), whose sum is σ = 1103549184. Its totient is φ = 918579520.

The previous prime is 1011012061. The next prime is 1011012103. The reversal of 1011012101 is 1012101101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1011012101 - 2¹⁴ = 1010995717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011012103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5156 + ... + 45261.

It is an arithmetic number, because the mean of its divisors is an integer number (137943648).

Almost surely, 2^1011012101 is an apocalyptic number.

1011012101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1011012101 is a deficient number, since it is larger than the sum of its proper divisors (92537083).

1011012101 is a wasteful number, since it uses less digits than its factorization.

1011012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52251.

The product of its (nonzero) digits is 2, while the sum is 8.

The square root of 1011012101 is about 31796.4164804778. The cubic root of 1011012101 is about 1003.6573081240.

Adding to 1011012101 its reverse (1012101101), we get a palindrome (2023113202).

It can be divided in two parts, 101 and 1012101, that multiplied together give a palindrome (102222201).

The spelling of 1011012101 in words is "one billion, eleven million, twelve thousand, one hundred one".