2120001200022 has 16 divisors (see below), whose sum is σ = 4343417093232. Its totient is φ = 689431284480.

The previous prime is 2120001199993. The next prime is 2120001200087. The reversal of 2120001200022 is 2200021000212.

It is a junction number, because it is equal to n+sod(n) for n = 2120001199980 and 2120001200007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4308945283 + ... + 4308945774.

It is an arithmetic number, because the mean of its divisors is an integer number (271463568327).

Almost surely, 2^{2120001200022} is an apocalyptic number.

2120001200022 is an abundant number, since it is smaller than the sum of its proper divisors (2223415893210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2120001200022 is a wasteful number, since it uses less digits than its factorization.

2120001200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8617891103.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2120001200022 its reverse (2200021000212), we get a palindrome (4320022200234).

The spelling of 2120001200022 in words is "two trillion, one hundred twenty billion, one million, two hundred thousand, twenty-two".