20112011212202 has 64 divisors (see below), whose sum is σ = 37553257857024. Its totient is φ = 7866184570560.

The previous prime is 20112011212199. The next prime is 20112011212243. The reversal of 20112011212202 is 20221211021102.

It is a super-2 number, since 2×20112011212202² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3891473 + ... + 7440939.

It is an arithmetic number, because the mean of its divisors is an integer number (586769654016).

Almost surely, 2^{20112011212202} is an apocalyptic number.

20112011212202 is a deficient number, since it is larger than the sum of its proper divisors (17441246644822).

20112011212202 is a wasteful number, since it uses less digits than its factorization.

20112011212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3549843.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20112011212202 its reverse (20221211021102), we get a palindrome (40333222233304).

The spelling of 20112011212202 in words is "twenty trillion, one hundred twelve billion, eleven million, two hundred twelve thousand, two hundred two".