1101430222431 has 24 divisors (see below), whose sum is σ = 1844819770752. Its totient is φ = 572171542800.

The previous prime is 1101430222429. The next prime is 1101430222457. The reversal of 1101430222431 is 1342220341011.

It is not a de Polignac number, because 1101430222431 - 2¹ = 1101430222429 is a prime.

It is a super-2 number, since 2×1101430222431² (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 (1101430227431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216729105 + ... + 216734186.

It is an arithmetic number, because the mean of its divisors is an integer number (76867490448).

Almost surely, 2^{1101430222431} is an apocalyptic number.

1101430222431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101430222431 is a deficient number, since it is larger than the sum of its proper divisors (743389548321).

1101430222431 is a wasteful number, since it uses less digits than its factorization.

1101430222431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433463323 (or 433463312 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1101430222431 its reverse (1342220341011), we get a palindrome (2443650563442).

The spelling of 1101430222431 in words is "one trillion, one hundred one billion, four hundred thirty million, two hundred twenty-two thousand, four hundred thirty-one".