2021212323300 has 72 divisors (see below), whose sum is σ = 5848195580416. Its totient is φ = 538975704960.

The previous prime is 2021212323287. The next prime is 2021212323313. The reversal of 2021212323300 is 33232121202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2021212323287) and next prime (2021212323313).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16293309 + ... + 16416891.

Almost surely, 2^{2021212323300} is an apocalyptic number.

2021212323300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021212323300 is an abundant number, since it is smaller than the sum of its proper divisors (3826983257116).

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

2021212323300 is a wasteful number, since it uses less digits than its factorization.

2021212323300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178117 (or 178110 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2021212323300 its reverse (33232121202), we get a palindrome (2054444444502).

The spelling of 2021212323300 in words is "two trillion, twenty-one billion, two hundred twelve million, three hundred twenty-three thousand, three hundred".