125214031042 has 16 divisors (see below), whose sum is σ = 190493337600. Its totient is φ = 61716501280.

The previous prime is 125214030979. The next prime is 125214031079. The reversal of 125214031042 is 240130412521.

It is a junction number, because it is equal to n+sod(n) for n = 125214030998 and 125214031016.

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, 1010559 + ... + 1127677.

It is an arithmetic number, because the mean of its divisors is an integer number (11905833600).

Almost surely, 2^125214031042 is an apocalyptic number.

125214031042 is a deficient number, since it is larger than the sum of its proper divisors (65279306558).

125214031042 is a wasteful number, since it uses less digits than its factorization.

125214031042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124721.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 125214031042 its reverse (240130412521), we get a palindrome (365344443563).

The spelling of 125214031042 in words is "one hundred twenty-five billion, two hundred fourteen million, thirty-one thousand, forty-two".