10312231221102 has 64 divisors (see below), whose sum is σ = 21394160743680. Its totient is φ = 3309784767744.

The previous prime is 10312231221091. The next prime is 10312231221157. The reversal of 10312231221102 is 20112213221301.

It is a super-2 number, since 2×10312231221102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164692933 + ... + 164755535.

It is an arithmetic number, because the mean of its divisors is an integer number (334283761620).

Almost surely, 2^{10312231221102} is an apocalyptic number.

10312231221102 is an abundant number, since it is smaller than the sum of its proper divisors (11081929522578).

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

10312231221102 is a wasteful number, since it uses less digits than its factorization.

10312231221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65217.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 10312231221102 its reverse (20112213221301), we get a palindrome (30424444442403).

The spelling of 10312231221102 in words is "ten trillion, three hundred twelve billion, two hundred thirty-one million, two hundred twenty-one thousand, one hundred two".