102102120121202 has 8 divisors (see below), whose sum is σ = 153735511666176. Its totient is φ = 50856949565812.

The previous prime is 102102120121181. The next prime is 102102120121273. The reversal of 102102120121202 is 202121021201201.

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

It is a super-2 number, since 2×102102120121202² (a number of 29 digits) contains 22 as substring.

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, 97055246738 + ... + 97055247789.

It is an arithmetic number, because the mean of its divisors is an integer number (19216938958272).

Almost surely, 2^{102102120121202} is an apocalyptic number.

102102120121202 is a deficient number, since it is larger than the sum of its proper divisors (51633391544974).

102102120121202 is a wasteful number, since it uses less digits than its factorization.

102102120121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194110494792.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102102120121202 its reverse (202121021201201), we get a palindrome (304223141322403).

The spelling of 102102120121202 in words is "one hundred two trillion, one hundred two billion, one hundred twenty million, one hundred twenty-one thousand, two hundred two".