2021255314320 has 160 divisors (see below), whose sum is σ = 7132714619904. Its totient is φ = 468696870400.

The previous prime is 2021255314307. The next prime is 2021255314367. The reversal of 2021255314320 is 234135521202.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16583346 + ... + 16704785.

Almost surely, 2^{2021255314320} is an apocalyptic number.

2021255314320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021255314320 is an abundant number, since it is smaller than the sum of its proper divisors (5111459305584).

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

2021255314320 is a wasteful number, since it uses less digits than its factorization.

2021255314320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33288181 (or 33288175 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 2021255314320 in words is "two trillion, twenty-one billion, two hundred fifty-five million, three hundred fourteen thousand, three hundred twenty".