102621113 has 8 divisors (see below), whose sum is σ = 117576960. Its totient is φ = 87739200.

The previous prime is 102621097. The next prime is 102621121. The reversal of 102621113 is 311126201.

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 102621113 - 2⁴ = 102621097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102621091 and 102621100.

It is not an unprimeable number, because it can be changed into a prime (102621133) 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, 15473 + ... + 21086.

It is an arithmetic number, because the mean of its divisors is an integer number (14697120).

Almost surely, 2^102621113 is an apocalyptic number.

It is an amenable number.

102621113 is a deficient number, since it is larger than the sum of its proper divisors (14955847).

102621113 is an equidigital number, since it uses as much as digits as its factorization.

102621113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36967.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 102621113 is about 10130.2079445587. The cubic root of 102621113 is about 468.1793347461.

Adding to 102621113 its reverse (311126201), we get a palindrome (413747314).

The spelling of 102621113 in words is "one hundred two million, six hundred twenty-one thousand, one hundred thirteen".