101662539124 has 12 divisors (see below), whose sum is σ = 177917138784. Its totient is φ = 50829070904.

The previous prime is 101662539101. The next prime is 101662539149. The reversal of 101662539124 is 421935266101.

It is a super-2 number, since 2×101662539124² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443344 + ... + 632359.

It is an arithmetic number, because the mean of its divisors is an integer number (14826428232).

Almost surely, 2^101662539124 is an apocalyptic number.

It is an amenable number.

101662539124 is a deficient number, since it is larger than the sum of its proper divisors (76254599660).

101662539124 is a wasteful number, since it uses less digits than its factorization.

101662539124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099334 (or 1099332 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 101662539124 in words is "one hundred one billion, six hundred sixty-two million, five hundred thirty-nine thousand, one hundred twenty-four".