2125122255064 has 32 divisors (see below), whose sum is σ = 4039324632000. Its totient is φ = 1047970006272.

The previous prime is 2125122255059. The next prime is 2125122255089. The reversal of 2125122255064 is 4605522215212.

It is a super-2 number, since 2×2125122255064² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28619217 + ... + 28693375.

It is an arithmetic number, because the mean of its divisors is an integer number (126228894750).

Almost surely, 2^{2125122255064} is an apocalyptic number.

It is an amenable number.

2125122255064 is a deficient number, since it is larger than the sum of its proper divisors (1914202376936).

2125122255064 is a wasteful number, since it uses less digits than its factorization.

2125122255064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123307 (or 123303 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

The spelling of 2125122255064 in words is "two trillion, one hundred twenty-five billion, one hundred twenty-two million, two hundred fifty-five thousand, sixty-four".