121010330233111 has 16 divisors (see below), whose sum is σ = 132247791618048. Its totient is φ = 109812295278400.

The previous prime is 121010330233031. The next prime is 121010330233159. The reversal of 121010330233111 is 111332033010121.

It is not a de Polignac number, because 121010330233111 - 2²⁵ = 121010296678679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121010330233171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 581338131 + ... + 581546251.

It is an arithmetic number, because the mean of its divisors is an integer number (8265486976128).

Almost surely, 2^{121010330233111} is an apocalyptic number.

121010330233111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121010330233111 is a deficient number, since it is larger than the sum of its proper divisors (11237461384937).

121010330233111 is a wasteful number, since it uses less digits than its factorization.

121010330233111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302582.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 121010330233111 its reverse (111332033010121), we get a palindrome (232342363243232).

The spelling of 121010330233111 in words is "one hundred twenty-one trillion, ten billion, three hundred thirty million, two hundred thirty-three thousand, one hundred eleven".