125045212211155 has 16 divisors (see below), whose sum is σ = 151987794971040. Its totient is φ = 98750810112768.

The previous prime is 125045212211137. The next prime is 125045212211159. The reversal of 125045212211155 is 551112212540521.

It is a cyclic number.

It is not a de Polignac number, because 125045212211155 - 2⁵ = 125045212211123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125045212211159) 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, 228928257 + ... + 229473826.

It is an arithmetic number, because the mean of its divisors is an integer number (9499237185690).

Almost surely, 2^{125045212211155} is an apocalyptic number.

125045212211155 is a deficient number, since it is larger than the sum of its proper divisors (26942582759885).

125045212211155 is an equidigital number, since it uses as much as digits as its factorization.

125045212211155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458402790.

The product of its (nonzero) digits is 40000, while the sum is 37.

Adding to 125045212211155 its reverse (551112212540521), we get a palindrome (676157424751676).

The spelling of 125045212211155 in words is "one hundred twenty-five trillion, forty-five billion, two hundred twelve million, two hundred eleven thousand, one hundred fifty-five".