1101144232142 has 16 divisors (see below), whose sum is σ = 1805291494272. Its totient is φ = 501469858560.

The previous prime is 1101144232141. The next prime is 1101144232207. The reversal of 1101144232142 is 2412324411011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101144232141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522363383 + ... + 522365490.

It is an arithmetic number, because the mean of its divisors is an integer number (112830718392).

Almost surely, 2^{1101144232142} is an apocalyptic number.

1101144232142 is a deficient number, since it is larger than the sum of its proper divisors (704147262130).

1101144232142 is a wasteful number, since it uses less digits than its factorization.

1101144232142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044728923.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 1101144232142 its reverse (2412324411011), we get a palindrome (3513468643153).

The spelling of 1101144232142 in words is "one trillion, one hundred one billion, one hundred forty-four million, two hundred thirty-two thousand, one hundred forty-two".