1023110100121 has 8 divisors (see below), whose sum is σ = 1048921017984. Its totient is φ = 997339992480.

The previous prime is 1023110100091. The next prime is 1023110100137. The reversal of 1023110100121 is 1210010113201.

It is a happy number.

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 1023110100121 - 2²⁷ = 1022975882393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023110100161) 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, 10151781 + ... + 10252066.

It is an arithmetic number, because the mean of its divisors is an integer number (131115127248).

Almost surely, 2^{1023110100121} is an apocalyptic number.

It is an amenable number.

1023110100121 is a deficient number, since it is larger than the sum of its proper divisors (25810917863).

1023110100121 is a wasteful number, since it uses less digits than its factorization.

1023110100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20405111.

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

Adding to 1023110100121 its reverse (1210010113201), we get a palindrome (2233120213322).

The spelling of 1023110100121 in words is "one trillion, twenty-three billion, one hundred ten million, one hundred thousand, one hundred twenty-one".