121166350 has 24 divisors (see below), whose sum is σ = 233143560. Its totient is φ = 46794720.

The previous prime is 121166333. The next prime is 121166359. The reversal of 121166350 is 53661121.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121166359) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40332 + ... + 43231.

It is an arithmetic number, because the mean of its divisors is an integer number (9714315).

Almost surely, 2^121166350 is an apocalyptic number.

121166350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121166350 is a deficient number, since it is larger than the sum of its proper divisors (111977210).

121166350 is a wasteful number, since it uses less digits than its factorization.

121166350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83604 (or 83599 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 121166350 is about 11007.5587665931. The cubic root of 121166350 is about 494.8353021437.

The spelling of 121166350 in words is "one hundred twenty-one million, one hundred sixty-six thousand, three hundred fifty".