212177075000 has 96 divisors (see below), whose sum is σ = 542464186320. Its totient is φ = 77155200000.

The previous prime is 212177074999. The next prime is 212177075039. The reversal of 212177075000 is 570771212.

It is a super-2 number, since 2×212177075000² (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 23 ways as a sum of consecutive naturals, for example, 110777 + ... + 660776.

Almost surely, 2^212177075000 is an apocalyptic number.

212177075000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212177075000 is an abundant number, since it is smaller than the sum of its proper divisors (330287111320).

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

212177075000 is an equidigital number, since it uses as much as digits as its factorization.

212177075000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771595 (or 771571 counting only the distinct ones).

The product of its (nonzero) digits is 6860, while the sum is 32.

The spelling of 212177075000 in words is "two hundred twelve billion, one hundred seventy-seven million, seventy-five thousand".