121233164 has 54 divisors (see below), whose sum is σ = 237912444. Its totient is φ = 54025920.

The previous prime is 121233131. The next prime is 121233181. The reversal of 121233164 is 461332121.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 925379 + ... + 925509.

It is an arithmetic number, because the mean of its divisors is an integer number (4405786).

Almost surely, 2^121233164 is an apocalyptic number.

It is an amenable number.

121233164 is a deficient number, since it is larger than the sum of its proper divisors (116679280).

121233164 is a wasteful number, since it uses less digits than its factorization.

121233164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 183 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 121233164 is about 11010.5932628537. The cubic root of 121233164 is about 494.9262400724.

Adding to 121233164 its reverse (461332121), we get a palindrome (582565285).

The spelling of 121233164 in words is "one hundred twenty-one million, two hundred thirty-three thousand, one hundred sixty-four".