2131214324212 has 6 divisors (see below), whose sum is σ = 3729625067378. Its totient is φ = 1065607162104.

The previous prime is 2131214324087. The next prime is 2131214324227. The reversal of 2131214324212 is 2124234121312.

It can be written as a sum of positive squares in only one way, i.e., 2062400443236 + 68813880976 = 1436106^2 + 262324^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266401790523 + ... + 266401790530.

Almost surely, 2^{2131214324212} is an apocalyptic number.

It is an amenable number.

2131214324212 is a deficient number, since it is larger than the sum of its proper divisors (1598410743166).

2131214324212 is a wasteful number, since it uses less digits than its factorization.

2131214324212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532803581057 (or 532803581055 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

Adding to 2131214324212 its reverse (2124234121312), we get a palindrome (4255448445524).

The spelling of 2131214324212 in words is "two trillion, one hundred thirty-one billion, two hundred fourteen million, three hundred twenty-four thousand, two hundred twelve".