101519206428 has 12 divisors (see below), whose sum is σ = 236878148360. Its totient is φ = 33839735472.

The previous prime is 101519206403. The next prime is 101519206501. The reversal of 101519206428 is 824602915101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×101519206428² (a number of 23 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 3 ways as a sum of consecutive naturals, for example, 4229966923 + ... + 4229966946.

Almost surely, 2^101519206428 is an apocalyptic number.

It is an amenable number.

101519206428 is an abundant number, since it is smaller than the sum of its proper divisors (135358941932).

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

101519206428 is a wasteful number, since it uses less digits than its factorization.

101519206428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8459933876 (or 8459933874 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The spelling of 101519206428 in words is "one hundred one billion, five hundred nineteen million, two hundred six thousand, four hundred twenty-eight".