20120220211202 has 32 divisors (see below), whose sum is σ = 31984626643200. Its totient is φ = 9475677993600.

The previous prime is 20120220211159. The next prime is 20120220211213. The reversal of 20120220211202 is 20211202202102.

It is a happy number.

It is a super-2 number, since 2×20120220211202² (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 15 ways as a sum of consecutive naturals, for example, 36871127 + ... + 37412837.

It is an arithmetic number, because the mean of its divisors is an integer number (999519582600).

Almost surely, 2^{20120220211202} is an apocalyptic number.

20120220211202 is a deficient number, since it is larger than the sum of its proper divisors (11864406431998).

20120220211202 is a wasteful number, since it uses less digits than its factorization.

20120220211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557402.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20120220211202 its reverse (20211202202102), we get a palindrome (40331422413304).

The spelling of 20120220211202 in words is "twenty trillion, one hundred twenty billion, two hundred twenty million, two hundred eleven thousand, two hundred two".