121020334425 has 36 divisors (see below), whose sum is σ = 216795642544. Its totient is φ = 64533823200.

The previous prime is 121020334397. The next prime is 121020334447. The reversal of 121020334425 is 524433020121.

121020334425 is a `hidden beast` number, since 1 + 2 + 1 + 0 + 203 + 34 + 425 = 666.

It is not a de Polignac number, because 121020334425 - 2¹⁸ = 121020072281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1481910 + ... + 1561440.

Almost surely, 2^121020334425 is an apocalyptic number.

121020334425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

121020334425 is a deficient number, since it is larger than the sum of its proper divisors (95775308119).

121020334425 is a wasteful number, since it uses less digits than its factorization.

121020334425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86310 (or 86302 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 121020334425 its reverse (524433020121), we get a palindrome (645453354546).

The spelling of 121020334425 in words is "one hundred twenty-one billion, twenty million, three hundred thirty-four thousand, four hundred twenty-five".