31211041422422 has 16 divisors (see below), whose sum is σ = 47959888309200. Its totient is φ = 15224435141760.

The previous prime is 31211041422391. The next prime is 31211041422427. The reversal of 31211041422422 is 22422414011213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31211041422427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3068972 + ... + 8475887.

It is an arithmetic number, because the mean of its divisors is an integer number (2997493019325).

Almost surely, 2^{31211041422422} is an apocalyptic number.

31211041422422 is a deficient number, since it is larger than the sum of its proper divisors (16748846886778).

31211041422422 is a wasteful number, since it uses less digits than its factorization.

31211041422422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11577871.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 31211041422422 its reverse (22422414011213), we get a palindrome (53633455433635).

The spelling of 31211041422422 in words is "thirty-one trillion, two hundred eleven billion, forty-one million, four hundred twenty-two thousand, four hundred twenty-two".