102022212120202 has 96 divisors (see below), whose sum is σ = 177897693962880. Its totient is φ = 43509590277120.

The previous prime is 102022212120149. The next prime is 102022212120209. The reversal of 102022212120202 is 202021212220201.

It is a self number, because there is not a number n which added to its sum of digits gives 102022212120202.

It is not an unprimeable number, because it can be changed into a prime (102022212120209) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4500505324 + ... + 4500527992.

It is an arithmetic number, because the mean of its divisors is an integer number (1853100978780).

Almost surely, 2^{102022212120202} is an apocalyptic number.

102022212120202 is a deficient number, since it is larger than the sum of its proper divisors (75875481842678).

102022212120202 is a wasteful number, since it uses less digits than its factorization.

102022212120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24896 (or 24879 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 102022212120202 its reverse (202021212220201), we get a palindrome (304043424340403).

Subtracting 102022212120202 from its reverse (202021212220201), we obtain a palindrome (99999000099999).

It can be divided in two parts, 1020 and 22212120202, that added together give a palindrome (22212121222).

The spelling of 102022212120202 in words is "one hundred two trillion, twenty-two billion, two hundred twelve million, one hundred twenty thousand, two hundred two".