1011120100312 has 48 divisors (see below), whose sum is σ = 2219423870160. Its totient is φ = 430577050176.

The previous prime is 1011120100307. The next prime is 1011120100363. The reversal of 1011120100312 is 2130010211101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1011120100292 and 1011120100301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8153068 + ... + 8276155.

It is an arithmetic number, because the mean of its divisors is an integer number (46237997295).

Almost surely, 2^{1011120100312} is an apocalyptic number.

It is an amenable number.

1011120100312 is an abundant number, since it is smaller than the sum of its proper divisors (1208303769848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011120100312 is a wasteful number, since it uses less digits than its factorization.

1011120100312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16429400 (or 16429389 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1011120100312 its reverse (2130010211101), we get a palindrome (3141130311413).

The spelling of 1011120100312 in words is "one trillion, eleven billion, one hundred twenty million, one hundred thousand, three hundred twelve".