102111213414 has 64 divisors (see below), whose sum is σ = 234603823104. Its totient is φ = 29023970976.

The previous prime is 102111213409. The next prime is 102111213427. The reversal of 102111213414 is 414312111201.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18757377 + ... + 18762819.

It is an arithmetic number, because the mean of its divisors is an integer number (3665684736).

Almost surely, 2^102111213414 is an apocalyptic number.

102111213414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102111213414 is an abundant number, since it is smaller than the sum of its proper divisors (132492609690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102111213414 is a wasteful number, since it uses less digits than its factorization.

102111213414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7681.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 102111213414 its reverse (414312111201), we get a palindrome (516423324615).

The spelling of 102111213414 in words is "one hundred two billion, one hundred eleven million, two hundred thirteen thousand, four hundred fourteen".