121237116 has 96 divisors (see below), whose sum is σ = 379857408. Its totient is φ = 29064960.

The previous prime is 121237097. The next prime is 121237141. The reversal of 121237116 is 611732121.

It is a nude number because it is divisible by every one of its digits.

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, 6966 + ... + 17058.

It is an arithmetic number, because the mean of its divisors is an integer number (3956848).

Almost surely, 2^121237116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121237116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189928704).

121237116 is an abundant number, since it is smaller than the sum of its proper divisors (258620292).

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

121237116 is a wasteful number, since it uses less digits than its factorization.

121237116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10131 (or 10129 counting only the distinct ones).

The product of its digits is 504, while the sum is 24.

The square root of 121237116 is about 11010.7727249272. The cubic root of 121237116 is about 494.9316179387.

Adding to 121237116 its reverse (611732121), we get a palindrome (732969237).

The spelling of 121237116 in words is "one hundred twenty-one million, two hundred thirty-seven thousand, one hundred sixteen".