2231120032101 has 16 divisors (see below), whose sum is σ = 3449074446720. Its totient is φ = 1422743208480.

The previous prime is 2231120032079. The next prime is 2231120032121. The reversal of 2231120032101 is 1012300211322.

2231120032101 is a `hidden beast` number, since 22 + 311 + 200 + 32 + 101 = 666.

It is not a de Polignac number, because 2231120032101 - 2⁹ = 2231120031589 is a prime.

It is a super-3 number, since 3×2231120032101³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231120032121) 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, 1796392320 + ... + 1796393561.

It is an arithmetic number, because the mean of its divisors is an integer number (215567152920).

Almost surely, 2^{2231120032101} is an apocalyptic number.

It is an amenable number.

2231120032101 is a deficient number, since it is larger than the sum of its proper divisors (1217954414619).

2231120032101 is a wasteful number, since it uses less digits than its factorization.

2231120032101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3592785913 (or 3592785907 counting only the distinct ones).

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

Adding to 2231120032101 its reverse (1012300211322), we get a palindrome (3243420243423).

The spelling of 2231120032101 in words is "two trillion, two hundred thirty-one billion, one hundred twenty million, thirty-two thousand, one hundred one".