1133322001220 has 24 divisors (see below), whose sum is σ = 2505238108800. Its totient is φ = 429469389792.

The previous prime is 1133322001199. The next prime is 1133322001249. The reversal of 1133322001220 is 221002233311.

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 = 1133322001192 and 1133322001201.

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, 1491212780 + ... + 1491213539.

It is an arithmetic number, because the mean of its divisors is an integer number (104384921200).

Almost surely, 2^{1133322001220} is an apocalyptic number.

1133322001220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133322001220 is an abundant number, since it is smaller than the sum of its proper divisors (1371916107580).

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

1133322001220 is a wasteful number, since it uses less digits than its factorization.

1133322001220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982426347 (or 2982426345 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1133322001220 its reverse (221002233311), we get a palindrome (1354324234531).

The spelling of 1133322001220 in words is "one trillion, one hundred thirty-three billion, three hundred twenty-two million, one thousand, two hundred twenty".