121314143000 has 64 divisors (see below), whose sum is σ = 283927943520. Its totient is φ = 48516624000.

The previous prime is 121314142997. The next prime is 121314143009. The reversal of 121314143000 is 341413121.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121314143009) 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, 8796110 + ... + 8809890.

Almost surely, 2^121314143000 is an apocalyptic number.

121314143000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121314143000 is an abundant number, since it is smaller than the sum of its proper divisors (162613800520).

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

121314143000 is a wasteful number, since it uses less digits than its factorization.

121314143000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22605 (or 22591 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 121314143000 its reverse (341413121), we get a palindrome (121655556121).

The spelling of 121314143000 in words is "one hundred twenty-one billion, three hundred fourteen million, one hundred forty-three thousand".