31122233010102 has 32 divisors (see below), whose sum is σ = 67320195048288. Its totient is φ = 9534972669696.

The previous prime is 31122233010101. The next prime is 31122233010109. The reversal of 31122233010102 is 20101033222113.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31122233010101) 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, 856211413 + ... + 856247760.

It is an arithmetic number, because the mean of its divisors is an integer number (2103756095259).

Almost surely, 2^{31122233010102} is an apocalyptic number.

31122233010102 is an abundant number, since it is smaller than the sum of its proper divisors (36197962038186).

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

31122233010102 is a wasteful number, since it uses less digits than its factorization.

31122233010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712459424.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 31122233010102 its reverse (20101033222113), we get a palindrome (51223266232215).

The spelling of 31122233010102 in words is "thirty-one trillion, one hundred twenty-two billion, two hundred thirty-three million, ten thousand, one hundred two".