102123001222131 has 8 divisors (see below), whose sum is σ = 136164862921360. Its totient is φ = 68081570168832.

The previous prime is 102123001222049. The next prime is 102123001222163. The reversal of 102123001222131 is 131222100321201.

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

It is not a de Polignac number, because 102123001222131 - 2¹⁰ = 102123001221107 is a prime.

It is a super-2 number, since 2×102123001222131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102123001222098 and 102123001222107.

It is not an unprimeable number, because it can be changed into a prime (102123001224131) 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, 107107750 + ... + 108057003.

It is an arithmetic number, because the mean of its divisors is an integer number (17020607865170).

Almost surely, 2^{102123001222131} is an apocalyptic number.

102123001222131 is a deficient number, since it is larger than the sum of its proper divisors (34041861699229).

102123001222131 is a wasteful number, since it uses less digits than its factorization.

102123001222131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215322965.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 102123001222131 its reverse (131222100321201), we get a palindrome (233345101543332).

The spelling of 102123001222131 in words is "one hundred two trillion, one hundred twenty-three billion, one million, two hundred twenty-two thousand, one hundred thirty-one".