1101232223131 has 4 divisors (see below), whose sum is σ = 1136755843264. Its totient is φ = 1065708603000.

The previous prime is 1101232223101. The next prime is 1101232223141. The reversal of 1101232223131 is 1313222321011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1101232223131 - 2⁵ = 1101232223099 is a prime.

It is a super-2 number, since 2×1101232223131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101232223101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17761810020 + ... + 17761810081.

It is an arithmetic number, because the mean of its divisors is an integer number (284188960816).

Almost surely, 2^{1101232223131} is an apocalyptic number.

1101232223131 is a deficient number, since it is larger than the sum of its proper divisors (35523620133).

1101232223131 is an equidigital number, since it uses as much as digits as its factorization.

1101232223131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35523620132.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1101232223131 its reverse (1313222321011), we get a palindrome (2414454544142).

The spelling of 1101232223131 in words is "one trillion, one hundred one billion, two hundred thirty-two million, two hundred twenty-three thousand, one hundred thirty-one".