202120002011001 has 16 divisors (see below), whose sum is σ = 278288160726528. Its totient is φ = 130352427254400.

The previous prime is 202120002010987. The next prime is 202120002011003. The reversal of 202120002011001 is 100110200021202.

It is not a de Polignac number, because 202120002011001 - 2¹⁰ = 202120002009977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202120002011003) 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, 396194076 + ... + 396703901.

It is an arithmetic number, because the mean of its divisors is an integer number (17393010045408).

Almost surely, 2^{202120002011001} is an apocalyptic number.

It is an amenable number.

202120002011001 is a deficient number, since it is larger than the sum of its proper divisors (76168158715527).

202120002011001 is a wasteful number, since it uses less digits than its factorization.

202120002011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792900752.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202120002011001 its reverse (100110200021202), we get a palindrome (302230202032203).

The spelling of 202120002011001 in words is "two hundred two trillion, one hundred twenty billion, two million, eleven thousand, one".