1012100320023 has 16 divisors (see below), whose sum is σ = 1454273901696. Its totient is φ = 622401688800.

The previous prime is 1012100319931. The next prime is 1012100320069. The reversal of 1012100320023 is 3200230012101.

It is not a de Polignac number, because 1012100320023 - 2¹² = 1012100315927 is a prime.

It is a super-3 number, since 3×1012100320023³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012100319984 and 1012100320011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012100320823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8885965 + ... + 8999142.

It is an arithmetic number, because the mean of its divisors is an integer number (90892118856).

Almost surely, 2^{1012100320023} is an apocalyptic number.

1012100320023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1012100320023 is a deficient number, since it is larger than the sum of its proper divisors (442173581673).

1012100320023 is a wasteful number, since it uses less digits than its factorization.

1012100320023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17886574.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1012100320023 its reverse (3200230012101), we get a palindrome (4212330332124).

The spelling of 1012100320023 in words is "one trillion, twelve billion, one hundred million, three hundred twenty thousand, twenty-three".