102022011310121 has 4 divisors (see below), whose sum is σ = 116596584354432. Its totient is φ = 87447438265812.

The previous prime is 102022011310049. The next prime is 102022011310123. The reversal of 102022011310121 is 121013110220201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102022011310121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102022011310121.

It is not an unprimeable number, because it can be changed into a prime (102022011310123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7287286522145 + ... + 7287286522158.

It is an arithmetic number, because the mean of its divisors is an integer number (29149146088608).

Almost surely, 2^{102022011310121} is an apocalyptic number.

It is an amenable number.

102022011310121 is a deficient number, since it is larger than the sum of its proper divisors (14574573044311).

102022011310121 is an equidigital number, since it uses as much as digits as its factorization.

102022011310121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14574573044310.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 102022011310121 its reverse (121013110220201), we get a palindrome (223035121530322).

The spelling of 102022011310121 in words is "one hundred two trillion, twenty-two billion, eleven million, three hundred ten thousand, one hundred twenty-one".