202100122020001 has 8 divisors (see below), whose sum is σ = 204951106156608. Its totient is φ = 199249262982000.

The previous prime is 202100122019933. The next prime is 202100122020007. The reversal of 202100122020001 is 100020221001202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202100122020001 - 2²³ = 202100113631393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202100122020007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28018435 + ... + 34485256.

It is an arithmetic number, because the mean of its divisors is an integer number (25618888269576).

Almost surely, 2^{202100122020001} is an apocalyptic number.

It is an amenable number.

202100122020001 is a deficient number, since it is larger than the sum of its proper divisors (2850984136607).

202100122020001 is an equidigital number, since it uses as much as digits as its factorization.

202100122020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62549303.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202100122020001 its reverse (100020221001202), we get a palindrome (302120343021203).

The spelling of 202100122020001 in words is "two hundred two trillion, one hundred billion, one hundred twenty-two million, twenty thousand, one".