2221002111002 has 16 divisors (see below), whose sum is σ = 3477880704960. Its totient is φ = 1061751030912.

The previous prime is 2221002110959. The next prime is 2221002111007. The reversal of 2221002111002 is 2001112001222.

It is not an unprimeable number, because it can be changed into a prime (2221002111007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10516352 + ... + 10725467.

It is an arithmetic number, because the mean of its divisors is an integer number (217367544060).

Almost surely, 2^{2221002111002} is an apocalyptic number.

2221002111002 is a deficient number, since it is larger than the sum of its proper divisors (1256878593958).

2221002111002 is a wasteful number, since it uses less digits than its factorization.

2221002111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21244117.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2221002111002 its reverse (2001112001222), we get a palindrome (4222114112224).

The spelling of 2221002111002 in words is "two trillion, two hundred twenty-one billion, two million, one hundred eleven thousand, two".