102642326133 has 4 divisors (see below), whose sum is σ = 136856434848. Its totient is φ = 68428217420.

The previous prime is 102642326123. The next prime is 102642326179. The reversal of 102642326133 is 331623246201.

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 not a de Polignac number, because 102642326133 - 2³⁰ = 101568584309 is a prime.

It is a super-2 number, since 2×102642326133² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102642326094 and 102642326103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102642326123) 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, 17107054353 + ... + 17107054358.

It is an arithmetic number, because the mean of its divisors is an integer number (34214108712).

Almost surely, 2^102642326133 is an apocalyptic number.

It is an amenable number.

102642326133 is a deficient number, since it is larger than the sum of its proper divisors (34214108715).

102642326133 is an equidigital number, since it uses as much as digits as its factorization.

102642326133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34214108714.

The product of its (nonzero) digits is 31104, while the sum is 33.

The spelling of 102642326133 in words is "one hundred two billion, six hundred forty-two million, three hundred twenty-six thousand, one hundred thirty-three".