212350020 has 24 divisors (see below), whose sum is σ = 594580224. Its totient is φ = 56626656.

The previous prime is 212349983. The next prime is 212350051. The reversal of 212350020 is 20053212.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 1769524 + ... + 1769643.

It is an arithmetic number, because the mean of its divisors is an integer number (24774176).

Almost surely, 2^212350020 is an apocalyptic number.

212350020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212350020 is an abundant number, since it is smaller than the sum of its proper divisors (382230204).

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

212350020 is a wasteful number, since it uses less digits than its factorization.

212350020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3539179 (or 3539177 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 212350020 is about 14572.2345575413. The cubic root of 212350020 is about 596.6011718559.

The spelling of 212350020 in words is "two hundred twelve million, three hundred fifty thousand, twenty".