212300274021 has 32 divisors (see below), whose sum is σ = 332325265536. Its totient is φ = 119112960000.

The previous prime is 212300274019. The next prime is 212300274023. The reversal of 212300274021 is 120472003212.

It is an interprime number because it is at equal distance from previous prime (212300274019) and next prime (212300274023).

It is not a de Polignac number, because 212300274021 - 2¹ = 212300274019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212300273982 and 212300274000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212300274023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3067680 + ... + 3136121.

It is an arithmetic number, because the mean of its divisors is an integer number (10385164548).

Almost surely, 2^212300274021 is an apocalyptic number.

It is an amenable number.

212300274021 is a deficient number, since it is larger than the sum of its proper divisors (120024991515).

212300274021 is a wasteful number, since it uses less digits than its factorization.

212300274021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6203893.

The product of its (nonzero) digits is 1344, while the sum is 24.

Adding to 212300274021 its reverse (120472003212), we get a palindrome (332772277233).

The spelling of 212300274021 in words is "two hundred twelve billion, three hundred million, two hundred seventy-four thousand, twenty-one".