121092001200023 has 32 divisors (see below), whose sum is σ = 150119643945600. Its totient is φ = 95296018083840.

The previous prime is 121092001200013. The next prime is 121092001200077. The reversal of 121092001200023 is 320002100290121.

It is a happy number.

It is not a de Polignac number, because 121092001200023 - 2¹⁶ = 121092001134487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121092001200013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50611553 + ... + 52950101.

It is an arithmetic number, because the mean of its divisors is an integer number (4691238873300).

Almost surely, 2^{121092001200023} is an apocalyptic number.

121092001200023 is a deficient number, since it is larger than the sum of its proper divisors (29027642745577).

121092001200023 is a wasteful number, since it uses less digits than its factorization.

121092001200023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2349227.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 121092001200023 its reverse (320002100290121), we get a palindrome (441094101490144).

The spelling of 121092001200023 in words is "one hundred twenty-one trillion, ninety-two billion, one million, two hundred thousand, twenty-three".