2001122201102 has 16 divisors (see below), whose sum is σ = 3019434414480. Its totient is φ = 994651617792.

The previous prime is 2001122201063. The next prime is 2001122201129. The reversal of 2001122201102 is 2011022211002.

It is a congruent number.

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, 1357952 + ... + 2417907.

It is an arithmetic number, because the mean of its divisors is an integer number (188714650905).

Almost surely, 2^{2001122201102} is an apocalyptic number.

2001122201102 is a deficient number, since it is larger than the sum of its proper divisors (1018312213378).

2001122201102 is a wasteful number, since it uses less digits than its factorization.

2001122201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3777427.

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

Adding to 2001122201102 its reverse (2011022211002), we get a palindrome (4012144412104).

The spelling of 2001122201102 in words is "two trillion, one billion, one hundred twenty-two million, two hundred one thousand, one hundred two".