42340211003431 has 4 divisors (see below), whose sum is σ = 46189321094664. Its totient is φ = 38491100912200.

The previous prime is 42340211003411. The next prime is 42340211003443. The reversal of 42340211003431 is 13430011204324.

It is a happy number.

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 42340211003431 - 2⁵ = 42340211003399 is a prime.

It is a super-2 number, since 2×42340211003431² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42340211003431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42340211003401) 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, 1924555045600 + ... + 1924555045621.

It is an arithmetic number, because the mean of its divisors is an integer number (11547330273666).

Almost surely, 2^{42340211003431} is an apocalyptic number.

42340211003431 is a deficient number, since it is larger than the sum of its proper divisors (3849110091233).

42340211003431 is a wasteful number, since it uses less digits than its factorization.

42340211003431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849110091232.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 42340211003431 its reverse (13430011204324), we get a palindrome (55770222207755).

The spelling of 42340211003431 in words is "forty-two trillion, three hundred forty billion, two hundred eleven million, three thousand, four hundred thirty-one".