121013014100 has 72 divisors (see below), whose sum is σ = 287449289568. Its totient is φ = 43854428800.

The previous prime is 121013014097. The next prime is 121013014103. The reversal of 121013014100 is 1410310121.

It is an interprime number because it is at equal distance from previous prime (121013014097) and next prime (121013014103).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121013014103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134567 + ... + 510033.

It is an arithmetic number, because the mean of its divisors is an integer number (3992351244).

Almost surely, 2^121013014100 is an apocalyptic number.

121013014100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121013014100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143724644784).

121013014100 is an abundant number, since it is smaller than the sum of its proper divisors (166436275468).

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

121013014100 is a wasteful number, since it uses less digits than its factorization.

121013014100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375785 (or 375778 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 121013014100 its reverse (1410310121), we get a palindrome (122423324221).

The spelling of 121013014100 in words is "one hundred twenty-one billion, thirteen million, fourteen thousand, one hundred".