116203512 has 32 divisors (see below), whose sum is σ = 297596880. Its totient is φ = 37789440.

The previous prime is 116203481. The next prime is 116203543. The reversal of 116203512 is 215302611.

It is an interprime number because it is at equal distance from previous prime (116203481) and next prime (116203543).

It is a super-2 number, since 2×116203512² = 27006512402268288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58063 + ... + 60030.

Almost surely, 2^116203512 is an apocalyptic number.

116203512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

116203512 is an abundant number, since it is smaller than the sum of its proper divisors (181393368).

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

116203512 is a wasteful number, since it uses less digits than its factorization.

116203512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118143 (or 118139 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 116203512 is about 10779.7732814749. The cubic root of 116203512 is about 487.9849386196.

Subtracting 116203512 from its reverse (215302611), we obtain a palindrome (99099099).

The spelling of 116203512 in words is "one hundred sixteen million, two hundred three thousand, five hundred twelve".