10021220022102 has 32 divisors (see below), whose sum is σ = 20097212239104. Its totient is φ = 3331289440800.

The previous prime is 10021220022101. The next prime is 10021220022139. The reversal of 10021220022102 is 20122002212001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021220022101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2065503 + ... + 4930389.

It is an arithmetic number, because the mean of its divisors is an integer number (628037882472).

Almost surely, 2^{10021220022102} is an apocalyptic number.

10021220022102 is an abundant number, since it is smaller than the sum of its proper divisors (10075992217002).

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

10021220022102 is a wasteful number, since it uses less digits than its factorization.

10021220022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2866484.

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

Adding to 10021220022102 its reverse (20122002212001), we get a palindrome (30143222234103).

The spelling of 10021220022102 in words is "ten trillion, twenty-one billion, two hundred twenty million, twenty-two thousand, one hundred two".