202001212111020 has 96 divisors (see below), whose sum is σ = 646413118353408. Its totient is φ = 46171045654272.

The previous prime is 202001212111009. The next prime is 202001212111033. The reversal of 202001212111020 is 20111212100202.

202001212111020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 26286534 + ... + 33090546.

It is an arithmetic number, because the mean of its divisors is an integer number (6733469982848).

Almost surely, 2^{202001212111020} is an apocalyptic number.

202001212111020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202001212111020 is an abundant number, since it is smaller than the sum of its proper divisors (444411906242388).

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

202001212111020 is a wasteful number, since it uses less digits than its factorization.

202001212111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6874719 (or 6874717 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202001212111020 its reverse (20111212100202), we get a palindrome (222112424211222).

The spelling of 202001212111020 in words is "two hundred two trillion, one billion, two hundred twelve million, one hundred eleven thousand, twenty".