220001020102 has 16 divisors (see below), whose sum is σ = 350742562560. Its totient is φ = 103199250312.

The previous prime is 220001020087. The next prime is 220001020123. The reversal of 220001020102 is 201020100022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28100458 + ... + 28108285.

It is an arithmetic number, because the mean of its divisors is an integer number (21921410160).

Almost surely, 2^220001020102 is an apocalyptic number.

220001020102 is a deficient number, since it is larger than the sum of its proper divisors (130741542458).

220001020102 is a wasteful number, since it uses less digits than its factorization.

220001020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56208867.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 220001020102 its reverse (201020100022), we get a palindrome (421021120124).

The spelling of 220001020102 in words is "two hundred twenty billion, one million, twenty thousand, one hundred two".