1101431342 has 32 divisors (see below), whose sum is σ = 1818077184. Its totient is φ = 496303200.

The previous prime is 1101431341. The next prime is 1101431381. The reversal of 1101431342 is 2431341011.

It is a super-2 number, since 2×1101431342² = 2426302002279841928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101431341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2261423 + ... + 2261909.

It is an arithmetic number, because the mean of its divisors is an integer number (56814912).

Almost surely, 2^1101431342 is an apocalyptic number.

1101431342 is a deficient number, since it is larger than the sum of its proper divisors (716645842).

1101431342 is a wasteful number, since it uses less digits than its factorization.

1101431342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1101431342 is about 33187.8191811393. The cubic root of 1101431342 is about 1032.7276625707.

Adding to 1101431342 its reverse (2431341011), we get a palindrome (3532772353).

The spelling of 1101431342 in words is "one billion, one hundred one million, four hundred thirty-one thousand, three hundred forty-two".