20231122121002 has 16 divisors (see below), whose sum is σ = 32765056407720. Its totient is φ = 9313437269952.

The previous prime is 20231122120997. The next prime is 20231122121051. The reversal of 20231122121002 is 20012122113202.

It can be written as a sum of positive squares in 4 ways, for example, as 5853443133321 + 14377678987681 = 2419389^2 + 3791791^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000144233 + ... + 1000164460.

Almost surely, 2^{20231122121002} is an apocalyptic number.

20231122121002 is a deficient number, since it is larger than the sum of its proper divisors (12533934286718).

20231122121002 is a wasteful number, since it uses less digits than its factorization.

20231122121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000309097.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 20231122121002 its reverse (20012122113202), we get a palindrome (40243244234204).

The spelling of 20231122121002 in words is "twenty trillion, two hundred thirty-one billion, one hundred twenty-two million, one hundred twenty-one thousand, two".