121016372 has 12 divisors (see below), whose sum is σ = 211915200. Its totient is φ = 60469176.

The previous prime is 121016369. The next prime is 121016429. The reversal of 121016372 is 273610121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2108 + ... + 15699.

It is an arithmetic number, because the mean of its divisors is an integer number (17659600).

Almost surely, 2^121016372 is an apocalyptic number.

It is an amenable number.

121016372 is a deficient number, since it is larger than the sum of its proper divisors (90898828).

121016372 is a wasteful number, since it uses less digits than its factorization.

121016372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19510 (or 19508 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 121016372 is about 11000.7441566469. The cubic root of 121016372 is about 494.6310511270.

Adding to 121016372 its reverse (273610121), we get a palindrome (394626493).

The spelling of 121016372 in words is "one hundred twenty-one million, sixteen thousand, three hundred seventy-two".