121320020030110 has 32 divisors (see below), whose sum is σ = 248586159624192. Its totient is φ = 42198267835680.

The previous prime is 121320020030107. The next prime is 121320020030123. The reversal of 121320020030110 is 11030020023121.

It is a super-2 number, since 2×121320020030110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23976286014 + ... + 23976291073.

It is an arithmetic number, because the mean of its divisors is an integer number (7768317488256).

Almost surely, 2^{121320020030110} is an apocalyptic number.

121320020030110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121320020030110 is an abundant number, since it is smaller than the sum of its proper divisors (127266139594082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121320020030110 is a wasteful number, since it uses less digits than its factorization.

121320020030110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47952577128.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 121320020030110 its reverse (11030020023121), we get a palindrome (132350040053231).

The spelling of 121320020030110 in words is "one hundred twenty-one trillion, three hundred twenty billion, twenty million, thirty thousand, one hundred ten".