1283373244120 has 64 divisors (see below), whose sum is σ = 3151563409440. Its totient is φ = 466464076800.

The previous prime is 1283373244067. The next prime is 1283373244129. The reversal of 1283373244120 is 214423733821.

It is a super-2 number, since 2×1283373244120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1283373244129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269950 + ... + 1624690.

Almost surely, 2^{1283373244120} is an apocalyptic number.

1283373244120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1283373244120 is an abundant number, since it is smaller than the sum of its proper divisors (1868190165320).

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

1283373244120 is a wasteful number, since it uses less digits than its factorization.

1283373244120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356916 (or 1356912 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 40.

Adding to 1283373244120 its reverse (214423733821), we get a palindrome (1497796977941).

The spelling of 1283373244120 in words is "one trillion, two hundred eighty-three billion, three hundred seventy-three million, two hundred forty-four thousand, one hundred twenty".