2220121120002 has 16 divisors (see below), whose sum is σ = 4454705573472. Its totient is φ = 737629817760.

The previous prime is 2220121119989. The next prime is 2220121120031. The reversal of 2220121120002 is 2000211210222.

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, 602636899 + ... + 602640582.

It is an arithmetic number, because the mean of its divisors is an integer number (278419098342).

Almost surely, 2^{2220121120002} is an apocalyptic number.

2220121120002 is an abundant number, since it is smaller than the sum of its proper divisors (2234584453470).

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

2220121120002 is a wasteful number, since it uses less digits than its factorization.

2220121120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205277793.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2220121120002 its reverse (2000211210222), we get a palindrome (4220332330224).

The spelling of 2220121120002 in words is "two trillion, two hundred twenty billion, one hundred twenty-one million, one hundred twenty thousand, two".