100556051109988 has 24 divisors (see below), whose sum is σ = 175997989504512. Its totient is φ = 50270911701504.

The previous prime is 100556051109953. The next prime is 100556051110037. The reversal of 100556051109988 is 889901150655001.

It is a happy number.

It is a super-2 number, since 2×100556051109988² (a number of 29 digits) contains 22 as substring.

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, 1655567556 + ... + 1655628292.

It is an arithmetic number, because the mean of its divisors is an integer number (7333249562688).

Almost surely, 2^{100556051109988} is an apocalyptic number.

It is an amenable number.

100556051109988 is a deficient number, since it is larger than the sum of its proper divisors (75441938394524).

100556051109988 is a wasteful number, since it uses less digits than its factorization.

100556051109988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112491 (or 112489 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 58.

The spelling of 100556051109988 in words is "one hundred trillion, five hundred fifty-six billion, fifty-one million, one hundred nine thousand, nine hundred eighty-eight".