142002011322 has 12 divisors (see below), whose sum is σ = 307671024570. Its totient is φ = 47334003768.

The previous prime is 142002011303. The next prime is 142002011353. The reversal of 142002011322 is 223110200241.

It is a happy number.

142002011322 is a `hidden beast` number, since 142 + 0 + 0 + 201 + 1 + 322 = 666.

It can be written as a sum of positive squares in only one way, i.e., 105760893681 + 36241117641 = 325209^2 + 190371^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7889000629 = 142002011322 / (1 + 4 + 2 + 0 + 0 + 2 + 0 + 1 + 1 + 3 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 142002011295 and 142002011304.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3944500297 + ... + 3944500332.

Almost surely, 2^142002011322 is an apocalyptic number.

142002011322 is an abundant number, since it is smaller than the sum of its proper divisors (165669013248).

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

142002011322 is a wasteful number, since it uses less digits than its factorization.

142002011322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7889000637 (or 7889000634 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 142002011322 its reverse (223110200241), we get a palindrome (365112211563).

The spelling of 142002011322 in words is "one hundred forty-two billion, two million, eleven thousand, three hundred twenty-two".