121011022323 has 12 divisors (see below), whose sum is σ = 175229598648. Its totient is φ = 80472830400.

The previous prime is 121011022289. The next prime is 121011022337. The reversal of 121011022323 is 323220110121.

121011022323 is a `hidden beast` number, since 1 + 210 + 110 + 22 + 323 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-121011022323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121011022296 and 121011022305.

It is not an unprimeable number, because it can be changed into a prime (121011022373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16761565 + ... + 16768782.

It is an arithmetic number, because the mean of its divisors is an integer number (14602466554).

Almost surely, 2^121011022323 is an apocalyptic number.

121011022323 is a deficient number, since it is larger than the sum of its proper divisors (54218576325).

121011022323 is a wasteful number, since it uses less digits than its factorization.

121011022323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33530754 (or 33530751 counting only the distinct ones).

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

Adding to 121011022323 its reverse (323220110121), we get a palindrome (444231132444).

The spelling of 121011022323 in words is "one hundred twenty-one billion, eleven million, twenty-two thousand, three hundred twenty-three".