220211220120002 has 4 divisors (see below), whose sum is σ = 330316830180006. Its totient is φ = 110105610060000.

The previous prime is 220211220119921. The next prime is 220211220120013. The reversal of 220211220120002 is 200021022112022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 193755514712881 + 26455705407121 = 13919609^2 + 5143511^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55052805029999 + ... + 55052805030002.

Almost surely, 2^{220211220120002} is an apocalyptic number.

220211220120002 is a deficient number, since it is larger than the sum of its proper divisors (110105610060004).

220211220120002 is a wasteful number, since it uses less digits than its factorization.

220211220120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110105610060003.

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

Adding to 220211220120002 its reverse (200021022112022), we get a palindrome (420232242232024).

The spelling of 220211220120002 in words is "two hundred twenty trillion, two hundred eleven billion, two hundred twenty million, one hundred twenty thousand, two".