1143100520120 has 64 divisors (see below), whose sum is σ = 2788163864640. Its totient is φ = 419272704000.

The previous prime is 1143100520113. The next prime is 1143100520153. The reversal of 1143100520120 is 210250013411.

It is a super-2 number, since 2×1143100520120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1143100520092 and 1143100520101.

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, 7200521 + ... + 7357560.

It is an arithmetic number, because the mean of its divisors is an integer number (43565060385).

Almost surely, 2^{1143100520120} is an apocalyptic number.

1143100520120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1143100520120 is an abundant number, since it is smaller than the sum of its proper divisors (1645063344520).

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

1143100520120 is a wasteful number, since it uses less digits than its factorization.

1143100520120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14558256 (or 14558252 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 1143100520120 its reverse (210250013411), we get a palindrome (1353350533531).

The spelling of 1143100520120 in words is "one trillion, one hundred forty-three billion, one hundred million, five hundred twenty thousand, one hundred twenty".