1252342201013 has 8 divisors (see below), whose sum is σ = 1261530364440. Its totient is φ = 1243154718720.

The previous prime is 1252342201009. The next prime is 1252342201039. The reversal of 1252342201013 is 3101022432521.

It can be written as a sum of positive squares in 4 ways, for example, as 71777375569 + 1180564825444 = 267913^2 + 1086538^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1252342201013 - 2² = 1252342201009 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 (1252342201043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3870773 + ... + 4181813.

It is an arithmetic number, because the mean of its divisors is an integer number (157691295555).

Almost surely, 2^{1252342201013} is an apocalyptic number.

It is an amenable number.

1252342201013 is a deficient number, since it is larger than the sum of its proper divisors (9188163427).

1252342201013 is a wasteful number, since it uses less digits than its factorization.

1252342201013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340567.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 1252342201013 its reverse (3101022432521), we get a palindrome (4353364633534).

The spelling of 1252342201013 in words is "one trillion, two hundred fifty-two billion, three hundred forty-two million, two hundred one thousand, thirteen".