20200011212001 has 16 divisors (see below), whose sum is σ = 27661657514624. Its totient is φ = 13102529549184.

The previous prime is 20200011211997. The next prime is 20200011212047. The reversal of 20200011212001 is 10021211000202.

It is not a de Polignac number, because 20200011212001 - 2² = 20200011211997 is a prime.

It is a super-2 number, since 2×20200011212001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20200011214001) 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, 7093596 + ... + 9524658.

It is an arithmetic number, because the mean of its divisors is an integer number (1728853594664).

Almost surely, 2^{20200011212001} is an apocalyptic number.

It is an amenable number.

20200011212001 is a deficient number, since it is larger than the sum of its proper divisors (7461646302623).

20200011212001 is a wasteful number, since it uses less digits than its factorization.

20200011212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505960.

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

Adding to 20200011212001 its reverse (10021211000202), we get a palindrome (30221222212203).

The spelling of 20200011212001 in words is "twenty trillion, two hundred billion, eleven million, two hundred twelve thousand, one".