2252043213240 has 64 divisors (see below), whose sum is σ = 6756488092800. Its totient is φ = 600512994432.

The previous prime is 2252043213239. The next prime is 2252043213253. The reversal of 2252043213240 is 423123402522.

It is a super-2 number, since 2×2252043213240² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2252043213198 and 2252043213207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1818039 + ... + 2794521.

It is an arithmetic number, because the mean of its divisors is an integer number (105570126450).

Almost surely, 2^{2252043213240} is an apocalyptic number.

2252043213240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252043213240 is an abundant number, since it is smaller than the sum of its proper divisors (4504444879560).

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

2252043213240 is a wasteful number, since it uses less digits than its factorization.

2252043213240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995716 (or 995712 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 2252043213240 its reverse (423123402522), we get a palindrome (2675166615762).

The spelling of 2252043213240 in words is "two trillion, two hundred fifty-two billion, forty-three million, two hundred thirteen thousand, two hundred forty".