1402042343212 has 24 divisors (see below), whose sum is σ = 2804185180160. Its totient is φ = 600853755600.

The previous prime is 1402042343203. The next prime is 1402042343243. The reversal of 1402042343212 is 2123432402041.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 89262 + ... + 1676917.

Almost surely, 2^{1402042343212} is an apocalyptic number.

It is an amenable number.

1402042343212 is an abundant number, since it is smaller than the sum of its proper divisors (1402142836948).

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

1402042343212 is a wasteful number, since it uses less digits than its factorization.

1402042343212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794541 (or 1794539 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1402042343212 its reverse (2123432402041), we get a palindrome (3525474745253).

The spelling of 1402042343212 in words is "one trillion, four hundred two billion, forty-two million, three hundred forty-three thousand, two hundred twelve".