2231312213102 has 32 divisors (see below), whose sum is σ = 3828512243712. Its totient is φ = 955425616704.

The previous prime is 2231312213087. The next prime is 2231312213111. The reversal of 2231312213102 is 2013122131322.

It is a super-3 number, since 3×2231312213102³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94443263 + ... + 94466885.

It is an arithmetic number, because the mean of its divisors is an integer number (119641007616).

Almost surely, 2^{2231312213102} is an apocalyptic number.

2231312213102 is a deficient number, since it is larger than the sum of its proper divisors (1597200030610).

2231312213102 is a wasteful number, since it uses less digits than its factorization.

2231312213102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29352.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2231312213102 its reverse (2013122131322), we get a palindrome (4244434344424).

The spelling of 2231312213102 in words is "two trillion, two hundred thirty-one billion, three hundred twelve million, two hundred thirteen thousand, one hundred two".