133342222431 has 32 divisors (see below), whose sum is σ = 210137165568. Its totient is φ = 74290890240.

The previous prime is 133342222427. The next prime is 133342222463. The reversal of 133342222431 is 134222243331.

It is a happy number.

It is not a de Polignac number, because 133342222431 - 2² = 133342222427 is a prime.

It is a super-2 number, since 2×133342222431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133342223431) 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, 2739676 + ... + 2787921.

It is an arithmetic number, because the mean of its divisors is an integer number (6566786424).

Almost surely, 2^133342222431 is an apocalyptic number.

133342222431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133342222431 is a deficient number, since it is larger than the sum of its proper divisors (76794943137).

133342222431 is a wasteful number, since it uses less digits than its factorization.

133342222431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5527671.

The product of its digits is 20736, while the sum is 30.

Adding to 133342222431 its reverse (134222243331), we get a palindrome (267564465762).

The spelling of 133342222431 in words is "one hundred thirty-three billion, three hundred forty-two million, two hundred twenty-two thousand, four hundred thirty-one".