2021000211001 has 16 divisors (see below), whose sum is σ = 2190524079744. Its totient is φ = 1857138603264.

The previous prime is 2021000210953. The next prime is 2021000211007. The reversal of 2021000211001 is 1001120001202.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021000211001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2021000211007) 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, 1277415 + ... + 2381971.

It is an arithmetic number, because the mean of its divisors is an integer number (136907754984).

Almost surely, 2^{2021000211001} is an apocalyptic number.

It is an amenable number.

2021000211001 is a deficient number, since it is larger than the sum of its proper divisors (169523868743).

2021000211001 is a wasteful number, since it uses less digits than its factorization.

2021000211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107120.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2021000211001 its reverse (1001120001202), we get a palindrome (3022120212203).

The spelling of 2021000211001 in words is "two trillion, twenty-one billion, two hundred eleven thousand, one".