102200022220121 has 8 divisors (see below), whose sum is σ = 117445329403584. Its totient is φ = 87116041038960.

The previous prime is 102200022220117. The next prime is 102200022220123. The reversal of 102200022220121 is 121022220002201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 102200022220121 - 2² = 102200022220117 is a prime.

It is a super-2 number, since 2×102200022220121² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102200022220121.

It is not an unprimeable number, because it can be changed into a prime (102200022220123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40331499215 + ... + 40331501748.

It is an arithmetic number, because the mean of its divisors is an integer number (14680666175448).

Almost surely, 2^{102200022220121} is an apocalyptic number.

It is an amenable number.

102200022220121 is a deficient number, since it is larger than the sum of its proper divisors (15245307183463).

102200022220121 is an equidigital number, since it uses as much as digits as its factorization.

102200022220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80663001151.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102200022220121 its reverse (121022220002201), we get a palindrome (223222242222322).

The spelling of 102200022220121 in words is "one hundred two trillion, two hundred billion, twenty-two million, two hundred twenty thousand, one hundred twenty-one".