142022134213 has 16 divisors (see below), whose sum is σ = 155774994480. Its totient is φ = 128942387200.

The previous prime is 142022134207. The next prime is 142022134253. The reversal of 142022134213 is 312431220241.

It can be written as a sum of positive squares in 8 ways, for example, as 1833295489 + 140188838724 = 42817^2 + 374418^2 .

It is a cyclic number.

It is not a de Polignac number, because 142022134213 - 2⁵ = 142022134181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142022134253) 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, 1082698 + ... + 1206763.

It is an arithmetic number, because the mean of its divisors is an integer number (9735937155).

Almost surely, 2^142022134213 is an apocalyptic number.

It is an amenable number.

142022134213 is a deficient number, since it is larger than the sum of its proper divisors (13752860267).

142022134213 is a wasteful number, since it uses less digits than its factorization.

142022134213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289608.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 142022134213 its reverse (312431220241), we get a palindrome (454453354454).

The spelling of 142022134213 in words is "one hundred forty-two billion, twenty-two million, one hundred thirty-four thousand, two hundred thirteen".