1420431099942 has 32 divisors (see below), whose sum is σ = 2908118011392. Its totient is φ = 462276741024.

The previous prime is 1420431099931. The next prime is 1420431099943. The reversal of 1420431099942 is 2499901340241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1420431099891 and 1420431099900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420431099943) 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, 493633 + ... + 1756284.

It is an arithmetic number, because the mean of its divisors is an integer number (90878687856).

Almost surely, 2^{1420431099942} is an apocalyptic number.

1420431099942 is an abundant number, since it is smaller than the sum of its proper divisors (1487686911450).

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

1420431099942 is a wasteful number, since it uses less digits than its factorization.

1420431099942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2252412.

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 1420431099942 in words is "one trillion, four hundred twenty billion, four hundred thirty-one million, ninety-nine thousand, nine hundred forty-two".