142211130321402 has 24 divisors (see below), whose sum is σ = 308128576915380. Its totient is φ = 47403023765760.

The previous prime is 142211130321391. The next prime is 142211130321427. The reversal of 142211130321402 is 204123031112241.

142211130321402 is a `hidden beast` number, since 1 + 4 + 2 + 211 + 1 + 303 + 2 + 140 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 126973435526001 + 15237694795401 = 11268249^2 + 3903549^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55916599 + ... + 58404522.

Almost surely, 2^{142211130321402} is an apocalyptic number.

142211130321402 is an abundant number, since it is smaller than the sum of its proper divisors (165917446593978).

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

142211130321402 is a wasteful number, since it uses less digits than its factorization.

142211130321402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114390238 (or 114390235 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 142211130321402 its reverse (204123031112241), we get a palindrome (346334161433643).

The spelling of 142211130321402 in words is "one hundred forty-two trillion, two hundred eleven billion, one hundred thirty million, three hundred twenty-one thousand, four hundred two".