113542100212 has 12 divisors (see below), whose sum is σ = 198854282340. Its totient is φ = 56726590976.

The previous prime is 113542100167. The next prime is 113542100227. The reversal of 113542100212 is 212001245311.

It can be written as a sum of positive squares in 2 ways, for example, as 27015524496 + 86526575716 = 164364^2 + 294154^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11109037 + ... + 11119252.

It is an arithmetic number, because the mean of its divisors is an integer number (16571190195).

Almost surely, 2^113542100212 is an apocalyptic number.

It is an amenable number.

113542100212 is a deficient number, since it is larger than the sum of its proper divisors (85312182128).

113542100212 is a wasteful number, since it uses less digits than its factorization.

113542100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22229570 (or 22229568 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 113542100212 its reverse (212001245311), we get a palindrome (325543345523).

The spelling of 113542100212 in words is "one hundred thirteen billion, five hundred forty-two million, one hundred thousand, two hundred twelve".