102101022121109 has 8 divisors (see below), whose sum is σ = 111745744084128. Its totient is φ = 92516768634960.

The previous prime is 102101022121099. The next prime is 102101022121169. The reversal of 102101022121109 is 901121220101201.

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 102101022121109 - 2⁴ = 102101022121093 is a prime.

It is a super-2 number, since 2×102101022121109² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102101022121169) 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, 15117115682 + ... + 15117122435.

It is an arithmetic number, because the mean of its divisors is an integer number (13968218010516).

Almost surely, 2^{102101022121109} is an apocalyptic number.

It is an amenable number.

102101022121109 is a deficient number, since it is larger than the sum of its proper divisors (9644721963019).

102101022121109 is a wasteful number, since it uses less digits than its factorization.

102101022121109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30234238435.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 102101022121109 in words is "one hundred two trillion, one hundred one billion, twenty-two million, one hundred twenty-one thousand, one hundred nine".