2002220123202 has 96 divisors (see below), whose sum is σ = 4982250349440. Its totient is φ = 575656865280.

The previous prime is 2002220123201. The next prime is 2002220123209. The reversal of 2002220123202 is 2023210222002.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2002220123201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1257574 + ... + 2363457.

It is an arithmetic number, because the mean of its divisors is an integer number (51898441140).

Almost surely, 2^{2002220123202} is an apocalyptic number.

2002220123202 is an abundant number, since it is smaller than the sum of its proper divisors (2980030226238).

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

2002220123202 is a wasteful number, since it uses less digits than its factorization.

2002220123202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3621208 (or 3621205 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 2002220123202 its reverse (2023210222002), we get a palindrome (4025430345204).

The spelling of 2002220123202 in words is "two trillion, two billion, two hundred twenty million, one hundred twenty-three thousand, two hundred two".