22120020002002 has 32 divisors (see below), whose sum is σ = 36572690290752. Its totient is φ = 9969261551424.

The previous prime is 22120020001991. The next prime is 22120020002027. The reversal of 22120020002002 is 20020002002122.

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 1835988 + ... + 6900064.

It is an arithmetic number, because the mean of its divisors is an integer number (1142896571586).

Almost surely, 2^{22120020002002} is an apocalyptic number.

22120020002002 is a deficient number, since it is larger than the sum of its proper divisors (14452670288750).

22120020002002 is a wasteful number, since it uses less digits than its factorization.

22120020002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5068042.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22120020002002 its reverse (20020002002122), we get a palindrome (42140022004124).

The spelling of 22120020002002 in words is "twenty-two trillion, one hundred twenty billion, twenty million, two thousand, two".