253142332002122 has 8 divisors (see below), whose sum is σ = 389976024976356. Its totient is φ = 123150323676672.

The previous prime is 253142332002121. The next prime is 253142332002127. The reversal of 253142332002122 is 221200233241352.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 216286760169481 + 36855571832641 = 14706691^2 + 6070879^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (253142332002121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1710421162103 + ... + 1710421162250.

Almost surely, 2^{253142332002122} is an apocalyptic number.

253142332002122 is a deficient number, since it is larger than the sum of its proper divisors (136833692974234).

253142332002122 is a wasteful number, since it uses less digits than its factorization.

253142332002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3420842324392.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 253142332002122 its reverse (221200233241352), we get a palindrome (474342565243474).

The spelling of 253142332002122 in words is "two hundred fifty-three trillion, one hundred forty-two billion, three hundred thirty-two million, two thousand, one hundred twenty-two".