2131434343199 has 4 divisors (see below), whose sum is σ = 2435924963664. Its totient is φ = 1826943722736.

The previous prime is 2131434343067. The next prime is 2131434343249. The reversal of 2131434343199 is 9913434341312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2131434343199 - 2⁸ = 2131434342943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131434343399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152245310222 + ... + 152245310235.

It is an arithmetic number, because the mean of its divisors is an integer number (608981240916).

Almost surely, 2^{2131434343199} is an apocalyptic number.

2131434343199 is a deficient number, since it is larger than the sum of its proper divisors (304490620465).

2131434343199 is an equidigital number, since it uses as much as digits as its factorization.

2131434343199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304490620464.

The product of its digits is 839808, while the sum is 47.

The spelling of 2131434343199 in words is "two trillion, one hundred thirty-one billion, four hundred thirty-four million, three hundred forty-three thousand, one hundred ninety-nine".