102111221202202 has 8 divisors (see below), whose sum is σ = 153167675262912. Its totient is φ = 51055329447900.

The previous prime is 102111221202161. The next prime is 102111221202229. The reversal of 102111221202202 is 202202122111201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102111221202202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140122324 + ... + 140849167.

It is an arithmetic number, because the mean of its divisors is an integer number (19145959407864).

Almost surely, 2^{102111221202202} is an apocalyptic number.

102111221202202 is a deficient number, since it is larger than the sum of its proper divisors (51056454060710).

102111221202202 is a wasteful number, since it uses less digits than its factorization.

102111221202202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281153204.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102111221202202 its reverse (202202122111201), we get a palindrome (304313343313403).

The spelling of 102111221202202 in words is "one hundred two trillion, one hundred eleven billion, two hundred twenty-one million, two hundred two thousand, two hundred two".