2331023200121 has 16 divisors (see below), whose sum is σ = 3006424909440. Its totient is φ = 1753747860480.

The previous prime is 2331023200111. The next prime is 2331023200123. The reversal of 2331023200121 is 1210023201332.

It is not a de Polignac number, because 2331023200121 - 2⁶ = 2331023200057 is a prime.

It is a super-2 number, since 2×2331023200121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2331023200093 and 2331023200102.

It is not an unprimeable number, because it can be changed into a prime (2331023200123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 521946536 + ... + 521951001.

It is an arithmetic number, because the mean of its divisors is an integer number (187901556840).

Almost surely, 2^{2331023200121} is an apocalyptic number.

It is an amenable number.

2331023200121 is a deficient number, since it is larger than the sum of its proper divisors (675401709319).

2331023200121 is a wasteful number, since it uses less digits than its factorization.

2331023200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043897584.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2331023200121 its reverse (1210023201332), we get a palindrome (3541046401453).

The spelling of 2331023200121 in words is "two trillion, three hundred thirty-one billion, twenty-three million, two hundred thousand, one hundred twenty-one".