121430321432202 has 16 divisors (see below), whose sum is σ = 242922612965760. Its totient is φ = 40466445460512.

The previous prime is 121430321432183. The next prime is 121430321432221. The reversal of 121430321432202 is 202234123034121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (121430321432183) and next prime (121430321432221).

It is a self number, because there is not a number n which added to its sum of digits gives 121430321432202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2582062083 + ... + 2582109110.

It is an arithmetic number, because the mean of its divisors is an integer number (15182663310360).

Almost surely, 2^{121430321432202} is an apocalyptic number.

121430321432202 is an abundant number, since it is smaller than the sum of its proper divisors (121492291533558).

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

121430321432202 is a wasteful number, since it uses less digits than its factorization.

121430321432202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5164175117.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 121430321432202 its reverse (202234123034121), we get a palindrome (323664444466323).

The spelling of 121430321432202 in words is "one hundred twenty-one trillion, four hundred thirty billion, three hundred twenty-one million, four hundred thirty-two thousand, two hundred two".