121041340000 has 120 divisors (see below), whose sum is σ = 340320225168. Its totient is φ = 41499840000.

The previous prime is 121041339983. The next prime is 121041340027. The reversal of 121041340000 is 43140121.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 292291 + ... + 572290.

Almost surely, 2^121041340000 is an apocalyptic number.

121041340000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121041340000 is an abundant number, since it is smaller than the sum of its proper divisors (219278885168).

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

121041340000 is an frugal number, since it uses more digits than its factorization.

121041340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864618 (or 864595 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 121041340000 its reverse (43140121), we get a palindrome (121084480121).

It can be divided in two parts, 121041 and 340000, that added together give a square (461041 = 679²).

The spelling of 121041340000 in words is "one hundred twenty-one billion, forty-one million, three hundred forty thousand".