23122312011000 has 96 divisors (see below), whose sum is σ = 78153414627600. Its totient is φ = 6165949867200.

The previous prime is 23122312010971. The next prime is 23122312011049. The reversal of 23122312011000 is 11021322132.

23122312011000 is a `hidden beast` number, since 2 + 312 + 231 + 20 + 1 + 100 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1284563890 + ... + 1284581889.

Almost surely, 2^{23122312011000} is an apocalyptic number.

23122312011000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23122312011000 is an abundant number, since it is smaller than the sum of its proper divisors (55031102616600).

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

23122312011000 is a wasteful number, since it uses less digits than its factorization.

23122312011000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2569145806 (or 2569145789 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 23122312011000 its reverse (11021322132), we get a palindrome (23133333333132).

The spelling of 23122312011000 in words is "twenty-three trillion, one hundred twenty-two billion, three hundred twelve million, eleven thousand".