101951212804 has 27 divisors (see below), whose sum is σ = 207552640743. Its totient is φ = 43691461128.

The previous prime is 101951212751. The next prime is 101951212829. The reversal of 101951212804 is 408212159101.

The square root of 101951212804 is 319298.

It is a perfect power (a square), and thus also a powerful number.

It is a self number, because there is not a number n which added to its sum of digits gives 101951212804.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4458769 + ... + 4481575.

Almost surely, 2^101951212804 is an apocalyptic number.

101951212804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

101951212804 is the 319298-th square number.

It is an amenable number.

101951212804 is an abundant number, since it is smaller than the sum of its proper divisors (105601427939).

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

101951212804 is an frugal number, since it uses more digits than its factorization.

101951212804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45632 (or 22816 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 34.

The spelling of 101951212804 in words is "one hundred one billion, nine hundred fifty-one million, two hundred twelve thousand, eight hundred four".