102102200120002 has 32 divisors (see below), whose sum is σ = 160069498896384. Its totient is φ = 48752885610000.

The previous prime is 102102200119981. The next prime is 102102200120017. The reversal of 102102200120002 is 200021002201201.

It is a happy number.

It is a super-3 number, since 3×102102200120002³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124197727 + ... + 125017117.

It is an arithmetic number, because the mean of its divisors is an integer number (5002171840512).

Almost surely, 2^{102102200120002} is an apocalyptic number.

102102200120002 is a deficient number, since it is larger than the sum of its proper divisors (57967298776382).

102102200120002 is a wasteful number, since it uses less digits than its factorization.

102102200120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823774.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102102200120002 its reverse (200021002201201), we get a palindrome (302123202321203).

The spelling of 102102200120002 in words is "one hundred two trillion, one hundred two billion, two hundred million, one hundred twenty thousand, two".