1213450115324 has 12 divisors (see below), whose sum is σ = 2123578696344. Its totient is φ = 606713344944.

The previous prime is 1213450115243. The next prime is 1213450115359. The reversal of 1213450115324 is 4235110543121.

It is a super-2 number, since 2×1213450115324² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2692979 + ... + 3111114.

It is an arithmetic number, because the mean of its divisors is an integer number (176964891362).

Almost surely, 2^{1213450115324} is an apocalyptic number.

It is an amenable number.

1213450115324 is a deficient number, since it is larger than the sum of its proper divisors (910128581020).

1213450115324 is a wasteful number, since it uses less digits than its factorization.

1213450115324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856364 (or 5856362 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 1213450115324 its reverse (4235110543121), we get a palindrome (5448560658445).

The spelling of 1213450115324 in words is "one trillion, two hundred thirteen billion, four hundred fifty million, one hundred fifteen thousand, three hundred twenty-four".