220202012120102 has 4 divisors (see below), whose sum is σ = 330303018180156. Its totient is φ = 110101006060050.

The previous prime is 220202012120063. The next prime is 220202012120113. The reversal of 220202012120102 is 201021210202022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×220202012120102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050503030024 + ... + 55050503030027.

It is an arithmetic number, because the mean of its divisors is an integer number (82575754545039).

Almost surely, 2^{220202012120102} is an apocalyptic number.

220202012120102 is a deficient number, since it is larger than the sum of its proper divisors (110101006060054).

220202012120102 is a wasteful number, since it uses less digits than its factorization.

220202012120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110101006060053.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220202012120102 its reverse (201021210202022), we get a palindrome (421223222322124).

The spelling of 220202012120102 in words is "two hundred twenty trillion, two hundred two billion, twelve million, one hundred twenty thousand, one hundred two".