121135310 has 16 divisors (see below), whose sum is σ = 218456352. Its totient is φ = 48362400.

The previous prime is 121135253. The next prime is 121135327. The reversal of 121135310 is 13531121.

It is a super-2 number, since 2×121135310² = 29347526657592200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5786 + ... + 16605.

It is an arithmetic number, because the mean of its divisors is an integer number (13653522).

Almost surely, 2^121135310 is an apocalyptic number.

121135310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121135310 is a deficient number, since it is larger than the sum of its proper divisors (97321042).

121135310 is a wasteful number, since it uses less digits than its factorization.

121135310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22939.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 121135310 is about 11006.1487360475. The cubic root of 121135310 is about 494.7930434375.

Adding to 121135310 its reverse (13531121), we get a palindrome (134666431).

The spelling of 121135310 in words is "one hundred twenty-one million, one hundred thirty-five thousand, three hundred ten".