1142102553223 has 4 divisors (see below), whose sum is σ = 1142107729840. Its totient is φ = 1142097376608.

The previous prime is 1142102553217. The next prime is 1142102553247. The reversal of 1142102553223 is 3223552012411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1142102553223 - 2⁵ = 1142102553191 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 (1142102553253) 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, 2241915 + ... + 2703772.

It is an arithmetic number, because the mean of its divisors is an integer number (285526932460).

Almost surely, 2^{1142102553223} is an apocalyptic number.

1142102553223 is a deficient number, since it is larger than the sum of its proper divisors (5176617).

1142102553223 is an equidigital number, since it uses as much as digits as its factorization.

1142102553223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5176616.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 1142102553223 its reverse (3223552012411), we get a palindrome (4365654565634).

The spelling of 1142102553223 in words is "one trillion, one hundred forty-two billion, one hundred two million, five hundred fifty-three thousand, two hundred twenty-three".