1052231513223 has 32 divisors (see below), whose sum is σ = 1546480680192. Its totient is φ = 631066752000.

The previous prime is 1052231513191. The next prime is 1052231513231. The reversal of 1052231513223 is 3223151322501.

It is not a de Polignac number, because 1052231513223 - 2⁵ = 1052231513191 is a prime.

It is a super-2 number, since 2×1052231513223² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052231513233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39362140 + ... + 39388862.

It is an arithmetic number, because the mean of its divisors is an integer number (48327521256).

Almost surely, 2^{1052231513223} is an apocalyptic number.

1052231513223 is a deficient number, since it is larger than the sum of its proper divisors (494249166969).

1052231513223 is a wasteful number, since it uses less digits than its factorization.

1052231513223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39135.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 1052231513223 its reverse (3223151322501), we get a palindrome (4275382835724).

The spelling of 1052231513223 in words is "one trillion, fifty-two billion, two hundred thirty-one million, five hundred thirteen thousand, two hundred twenty-three".