2011220220102 has 64 divisors (see below), whose sum is σ = 4144305876480. Its totient is φ = 650213726976.

The previous prime is 2011220220047. The next prime is 2011220220133. The reversal of 2011220220102 is 2010220221102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127147698 + ... + 127163514.

It is an arithmetic number, because the mean of its divisors is an integer number (64754779320).

Almost surely, 2^{2011220220102} is an apocalyptic number.

2011220220102 is an abundant number, since it is smaller than the sum of its proper divisors (2133085656378).

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

2011220220102 is a wasteful number, since it uses less digits than its factorization.

2011220220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17645.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2011220220102 its reverse (2010220221102), we get a palindrome (4021440441204).

It can be divided in two parts, 2011220 and 220102, that added together give a palindrome (2231322).

The spelling of 2011220220102 in words is "two trillion, eleven billion, two hundred twenty million, two hundred twenty thousand, one hundred two".