23110001011020 has 192 divisors, whose sum is σ = 81428885508096. Its totient is φ = 4757198795520.

The previous prime is 23110001011001. The next prime is 23110001011087. The reversal of 23110001011020 is 2011010001132.

It is a super-2 number, since 2×23110001011020² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 23110001010987 and 23110001011005.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22880262 + ... + 23868941.

It is an arithmetic number, because the mean of its divisors is an integer number (424108778688).

Almost surely, 2^{23110001011020} is an apocalyptic number.

23110001011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23110001011020 is an abundant number, since it is smaller than the sum of its proper divisors (58318884497076).

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

23110001011020 is a wasteful number, since it uses less digits than its factorization.

23110001011020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46749340 (or 46749338 counting only the distinct ones).

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

Adding to 23110001011020 its reverse (2011010001132), we get a palindrome (25121011012152).

The spelling of 23110001011020 in words is "twenty-three trillion, one hundred ten billion, one million, eleven thousand, twenty".