102121112101201 has 16 divisors (see below), whose sum is σ = 103726658692800. Its totient is φ = 100517970345408.

The previous prime is 102121112101181. The next prime is 102121112101223. The reversal of 102121112101201 is 102101211121201.

It is a cyclic number.

It is not a de Polignac number, because 102121112101201 - 2²⁷ = 102120977883473 is a prime.

It is a super-2 number, since 2×102121112101201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102121112101271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1329161655 + ... + 1329238483.

It is an arithmetic number, because the mean of its divisors is an integer number (6482916168300).

Almost surely, 2^{102121112101201} is an apocalyptic number.

It is an amenable number.

102121112101201 is a deficient number, since it is larger than the sum of its proper divisors (1605546591599).

102121112101201 is a wasteful number, since it uses less digits than its factorization.

102121112101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92208.

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

Adding to 102121112101201 its reverse (102101211121201), we get a palindrome (204222323222402).

The spelling of 102121112101201 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred twelve million, one hundred one thousand, two hundred one".