121216496 has 20 divisors (see below), whose sum is σ = 235046712. Its totient is φ = 60559296.

The previous prime is 121216483. The next prime is 121216507. The reversal of 121216496 is 694612121.

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, 25370 + ... + 29766.

Almost surely, 2^121216496 is an apocalyptic number.

121216496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

121216496 is a deficient number, since it is larger than the sum of its proper divisors (113830216).

121216496 is a wasteful number, since it uses less digits than its factorization.

121216496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6128 (or 6122 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 121216496 is about 11009.8363293920. The cubic root of 121216496 is about 494.9035570364.

The spelling of 121216496 in words is "one hundred twenty-one million, two hundred sixteen thousand, four hundred ninety-six".