202201211210020 has 48 divisors (see below), whose sum is σ = 463225945392000. Its totient is φ = 73527498494720.

The previous prime is 202201211210003. The next prime is 202201211210023. The reversal of 202201211210020 is 20012112102202.

It is a happy number.

202201211210020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202201211209976 and 202201211210003.

It is not an unprimeable number, because it can be changed into a prime (202201211210023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87530601 + ... + 89810959.

It is an arithmetic number, because the mean of its divisors is an integer number (9650540529000).

Almost surely, 2^{202201211210020} is an apocalyptic number.

202201211210020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202201211210020 is an abundant number, since it is smaller than the sum of its proper divisors (261024734181980).

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

202201211210020 is a wasteful number, since it uses less digits than its factorization.

202201211210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683428 (or 2683426 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202201211210020 its reverse (20012112102202), we get a palindrome (222213323312222).

The spelling of 202201211210020 in words is "two hundred two trillion, two hundred one billion, two hundred eleven million, two hundred ten thousand, twenty".