31141051224100 has 18 divisors (see below), whose sum is σ = 67576081156514. Its totient is φ = 12456420489600.

The previous prime is 31141051223993. The next prime is 31141051224131. The reversal of 31141051224100 is 142215014113.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 5662220129764 + 25478831094336 = 2379542^2 + 5047656^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 155705256021 + ... + 155705256220.

Almost surely, 2^{31141051224100} is an apocalyptic number.

It is an amenable number.

31141051224100 is an abundant number, since it is smaller than the sum of its proper divisors (36435029932414).

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

31141051224100 is a wasteful number, since it uses less digits than its factorization.

31141051224100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311410512255 (or 311410512248 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 31141051224100 its reverse (142215014113), we get a palindrome (31283266238213).

The spelling of 31141051224100 in words is "thirty-one trillion, one hundred forty-one billion, fifty-one million, two hundred twenty-four thousand, one hundred".