101001121100023 has 4 divisors (see below), whose sum is σ = 101020421911888. Its totient is φ = 100981820288160.

The previous prime is 101001121099951. The next prime is 101001121100029. The reversal of 101001121100023 is 320001121100101.

It is a happy number.

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 101001121100023 - 2⁹ = 101001121099511 is a prime.

It is a super-2 number, since 2×101001121100023² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101001121099976 and 101001121100012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101001121100029) 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, 9650398083 + ... + 9650408548.

It is an arithmetic number, because the mean of its divisors is an integer number (25255105477972).

Almost surely, 2^{101001121100023} is an apocalyptic number.

101001121100023 is a deficient number, since it is larger than the sum of its proper divisors (19300811865).

101001121100023 is an equidigital number, since it uses as much as digits as its factorization.

101001121100023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19300811864.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 101001121100023 its reverse (320001121100101), we get a palindrome (421002242200124).

The spelling of 101001121100023 in words is "one hundred one trillion, one billion, one hundred twenty-one million, one hundred thousand, twenty-three".