231102112202 has 16 divisors (see below), whose sum is σ = 373485774312. Its totient is φ = 106614805440.

The previous prime is 231102112201. The next prime is 231102112223. The reversal of 231102112202 is 202211201132.

231102112202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 107668640641 + 123433471561 = 328129^2 + 351331^2 .

It is not an unprimeable number, because it can be changed into a prime (231102112201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1928549 + ... + 2044872.

Almost surely, 2^231102112202 is an apocalyptic number.

231102112202 is a deficient number, since it is larger than the sum of its proper divisors (142383662110).

231102112202 is a wasteful number, since it uses less digits than its factorization.

231102112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975673.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 231102112202 its reverse (202211201132), we get a palindrome (433313313334).

It can be divided in two parts, 23110 and 2112202, that added together give a palindrome (2135312).

The spelling of 231102112202 in words is "two hundred thirty-one billion, one hundred two million, one hundred twelve thousand, two hundred two".