2201212221002 has 32 divisors (see below), whose sum is σ = 3467172885120. Its totient is φ = 1046095871040.

The previous prime is 2201212220959. The next prime is 2201212221031. The reversal of 2201212221002 is 2001222121022.

It is a happy number.

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, 43980752 + ... + 44030772.

It is an arithmetic number, because the mean of its divisors is an integer number (108349152660).

Almost surely, 2^{2201212221002} is an apocalyptic number.

2201212221002 is a deficient number, since it is larger than the sum of its proper divisors (1265960664118).

2201212221002 is a wasteful number, since it uses less digits than its factorization.

2201212221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56078.

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

Adding to 2201212221002 its reverse (2001222121022), we get a palindrome (4202434342024).

The spelling of 2201212221002 in words is "two trillion, two hundred one billion, two hundred twelve million, two hundred twenty-one thousand, two".