20212002022001 has 32 divisors (see below), whose sum is σ = 20966899092480. Its totient is φ = 19474299936000.

The previous prime is 20212002021989. The next prime is 20212002022027. The reversal of 20212002022001 is 10022020021202.

It is a cyclic number.

It is not a de Polignac number, because 20212002022001 - 2³⁸ = 19937124115057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20212002022031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1591114016 + ... + 1591126718.

It is an arithmetic number, because the mean of its divisors is an integer number (655215596640).

Almost surely, 2^{20212002022001} is an apocalyptic number.

It is an amenable number.

20212002022001 is a deficient number, since it is larger than the sum of its proper divisors (754897070479).

20212002022001 is a wasteful number, since it uses less digits than its factorization.

20212002022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15257.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20212002022001 its reverse (10022020021202), we get a palindrome (30234022043203).

The spelling of 20212002022001 in words is "twenty trillion, two hundred twelve billion, two million, twenty-two thousand, one".