1052240252412 has 24 divisors (see below), whose sum is σ = 2599652388816. Its totient is φ = 330114588928.

The previous prime is 1052240252389. The next prime is 1052240252467. The reversal of 1052240252412 is 2142520422501.

It is a super-2 number, since 2×1052240252412² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1052240252412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2579020023 + ... + 2579020430.

It is an arithmetic number, because the mean of its divisors is an integer number (108318849534).

Almost surely, 2^{1052240252412} is an apocalyptic number.

1052240252412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1052240252412 is an abundant number, since it is smaller than the sum of its proper divisors (1547412136404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1052240252412 is a wasteful number, since it uses less digits than its factorization.

1052240252412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5158040477 (or 5158040475 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 1052240252412 its reverse (2142520422501), we get a palindrome (3194760674913).

The spelling of 1052240252412 in words is "one trillion, fifty-two billion, two hundred forty million, two hundred fifty-two thousand, four hundred twelve".