102420094 has 24 divisors (see below), whose sum is σ = 184483008. Its totient is φ = 42477120.

The previous prime is 102420077. The next prime is 102420119. The reversal of 102420094 is 490024201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13819 + ... + 19894.

It is an arithmetic number, because the mean of its divisors is an integer number (7686792).

Almost surely, 2^102420094 is an apocalyptic number.

102420094 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102420094 is a deficient number, since it is larger than the sum of its proper divisors (82062914).

102420094 is a wasteful number, since it uses less digits than its factorization.

102420094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33760 (or 33753 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 102420094 is about 10120.2813202005. The cubic root of 102420094 is about 467.8734377858.

Adding to 102420094 its reverse (490024201), we get a palindrome (592444295).

The spelling of 102420094 in words is "one hundred two million, four hundred twenty thousand, ninety-four".