1101400323123 has 8 divisors (see below), whose sum is σ = 1519172859600. Its totient is φ = 708947334368.

The previous prime is 1101400323119. The next prime is 1101400323139. The reversal of 1101400323123 is 3213230041011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101400323123 - 2² = 1101400323119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1101400323123.

It is not an unprimeable number, because it can be changed into a prime (1101400323193) 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, 6329886828 + ... + 6329887001.

It is an arithmetic number, because the mean of its divisors is an integer number (189896607450).

Almost surely, 2^{1101400323123} is an apocalyptic number.

1101400323123 is a deficient number, since it is larger than the sum of its proper divisors (417772536477).

1101400323123 is a wasteful number, since it uses less digits than its factorization.

1101400323123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12659773861.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1101400323123 its reverse (3213230041011), we get a palindrome (4314630364134).

The spelling of 1101400323123 in words is "one trillion, one hundred one billion, four hundred million, three hundred twenty-three thousand, one hundred twenty-three".