1133221102431 has 32 divisors (see below), whose sum is σ = 1751245747200. Its totient is φ = 645195761280.

The previous prime is 1133221102421. The next prime is 1133221102439. The reversal of 1133221102431 is 1342011223311.

It is not a de Polignac number, because 1133221102431 - 2⁶ = 1133221102367 is a prime.

It is a super-2 number, since 2×1133221102431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133221102439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15966471 + ... + 16037288.

It is an arithmetic number, because the mean of its divisors is an integer number (54726429600).

Almost surely, 2^{1133221102431} is an apocalyptic number.

1133221102431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1133221102431 is a deficient number, since it is larger than the sum of its proper divisors (618024644769).

1133221102431 is a wasteful number, since it uses less digits than its factorization.

1133221102431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32003839.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1133221102431 its reverse (1342011223311), we get a palindrome (2475232325742).

The spelling of 1133221102431 in words is "one trillion, one hundred thirty-three billion, two hundred twenty-one million, one hundred two thousand, four hundred thirty-one".