212056371 has 6 divisors (see below), whose sum is σ = 306303660. Its totient is φ = 141370908.

The previous prime is 212056357. The next prime is 212056373. The reversal of 212056371 is 173650212.

It is a happy number.

212056371 is a `hidden beast` number, since 2 + 1 + 20 + 5 + 637 + 1 = 666.

It is not a de Polignac number, because 212056371 - 2¹⁷ = 211925299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212056373) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11780901 + ... + 11780918.

It is an arithmetic number, because the mean of its divisors is an integer number (51050610).

Almost surely, 2^212056371 is an apocalyptic number.

212056371 is a deficient number, since it is larger than the sum of its proper divisors (94247289).

212056371 is a wasteful number, since it uses less digits than its factorization.

212056371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23561825 (or 23561822 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 212056371 is about 14562.1554379838. The cubic root of 212056371 is about 596.3260409592.

The spelling of 212056371 in words is "two hundred twelve million, fifty-six thousand, three hundred seventy-one".