1011123133001 has 8 divisors (see below), whose sum is σ = 1071100583424. Its totient is φ = 951201195840.

The previous prime is 1011123132961. The next prime is 1011123133021. The reversal of 1011123133001 is 1003313211101.

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

It is not a de Polignac number, because 1011123133001 - 2²⁶ = 1011056024137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (1011123133021) 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, 13840805 + ... + 13913666.

It is an arithmetic number, because the mean of its divisors is an integer number (133887572928).

Almost surely, 2^{1011123133001} is an apocalyptic number.

It is an amenable number.

1011123133001 is a deficient number, since it is larger than the sum of its proper divisors (59977450423).

1011123133001 is a wasteful number, since it uses less digits than its factorization.

1011123133001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27756631.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1011123133001 its reverse (1003313211101), we get a palindrome (2014436344102).

The spelling of 1011123133001 in words is "one trillion, eleven billion, one hundred twenty-three million, one hundred thirty-three thousand, one".