121103160 has 32 divisors (see below), whose sum is σ = 363309840. Its totient is φ = 32294144.

The previous prime is 121103153. The next prime is 121103201. The reversal of 121103160 is 61301121.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 504477 + ... + 504716.

Almost surely, 2^121103160 is an apocalyptic number.

121103160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121103160 is an abundant number, since it is smaller than the sum of its proper divisors (242206680).

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

121103160 is a wasteful number, since it uses less digits than its factorization.

121103160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009207 (or 1009203 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 121103160 is about 11004.6880918997. The cubic root of 121103160 is about 494.7492659353.

Adding to 121103160 its reverse (61301121), we get a palindrome (182404281).

The spelling of 121103160 in words is "one hundred twenty-one million, one hundred three thousand, one hundred sixty".