202220120102 has 72 divisors (see below), whose sum is σ = 412609136688. Its totient is φ = 72726413760.

The previous prime is 202220120101. The next prime is 202220120131. The reversal of 202220120102 is 201021022202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202220120101) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 66893 + ... + 639464.

It is an arithmetic number, because the mean of its divisors is an integer number (5730682454).

Almost surely, 2^202220120102 is an apocalyptic number.

202220120102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202220120102 is an abundant number, since it is smaller than the sum of its proper divisors (210389016586).

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

202220120102 is a wasteful number, since it uses less digits than its factorization.

202220120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706414 (or 706390 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202220120102 its reverse (201021022202), we get a palindrome (403241142304).

The spelling of 202220120102 in words is "two hundred two billion, two hundred twenty million, one hundred twenty thousand, one hundred two".