220021000102 has 16 divisors (see below), whose sum is σ = 341423082000. Its totient is φ = 106213554720.

The previous prime is 220021000099. The next prime is 220021000117. The reversal of 220021000102 is 201000120022.

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, 3090952 + ... + 3161332.

It is an arithmetic number, because the mean of its divisors is an integer number (21338942625).

Almost surely, 2^220021000102 is an apocalyptic number.

220021000102 is a deficient number, since it is larger than the sum of its proper divisors (121402081898).

220021000102 is a wasteful number, since it uses less digits than its factorization.

220021000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124311.

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

Adding to 220021000102 its reverse (201000120022), we get a palindrome (421021120124).

The spelling of 220021000102 in words is "two hundred twenty billion, twenty-one million, one hundred two", and thus it is an aban number.