1202142122432 has 28 divisors (see below), whose sum is σ = 2525824351440. Its totient is φ = 565713939456.

The previous prime is 1202142122393. The next prime is 1202142122477. The reversal of 1202142122432 is 2342212412021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552453932 + ... + 552456107.

Almost surely, 2^{1202142122432} is an apocalyptic number.

It is an amenable number.

1202142122432 is an abundant number, since it is smaller than the sum of its proper divisors (1323682229008).

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

1202142122432 is a wasteful number, since it uses less digits than its factorization.

1202142122432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104910068 (or 1104910058 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1202142122432 its reverse (2342212412021), we get a palindrome (3544354534453).

The spelling of 1202142122432 in words is "one trillion, two hundred two billion, one hundred forty-two million, one hundred twenty-two thousand, four hundred thirty-two".