125420402311422 has 8 divisors (see below), whose sum is σ = 250840804622856. Its totient is φ = 41806800770472.

The previous prime is 125420402311367. The next prime is 125420402311507. The reversal of 125420402311422 is 224113204024521.

It is a sphenic number, since it is the product of 3 distinct primes.

125420402311422 is an admirable number.

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, 10451700192613 + ... + 10451700192624.

It is an arithmetic number, because the mean of its divisors is an integer number (31355100577857).

Almost surely, 2^{125420402311422} is an apocalyptic number.

125420402311422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

125420402311422 is a wasteful number, since it uses less digits than its factorization.

125420402311422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20903400385242.

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 125420402311422 its reverse (224113204024521), we get a palindrome (349533606335943).

The spelling of 125420402311422 in words is "one hundred twenty-five trillion, four hundred twenty billion, four hundred two million, three hundred eleven thousand, four hundred twenty-two".