102122001121 has 4 divisors (see below), whose sum is σ = 116710858432. Its totient is φ = 87533143812.

The previous prime is 102122001101. The next prime is 102122001127. The reversal of 102122001121 is 121100221201.

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 not a de Polignac number, because 102122001121 - 2⁵ = 102122001089 is a prime.

It is a super-2 number, since 2×102122001121² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102122001127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7294428645 + ... + 7294428658.

It is an arithmetic number, because the mean of its divisors is an integer number (29177714608).

Almost surely, 2^102122001121 is an apocalyptic number.

It is an amenable number.

102122001121 is a deficient number, since it is larger than the sum of its proper divisors (14588857311).

102122001121 is an equidigital number, since it uses as much as digits as its factorization.

102122001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14588857310.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102122001121 its reverse (121100221201), we get a palindrome (223222222322).

The spelling of 102122001121 in words is "one hundred two billion, one hundred twenty-two million, one thousand, one hundred twenty-one".