120012121023 has 8 divisors (see below), whose sum is σ = 163918994736. Its totient is φ = 78056664000.

The previous prime is 120012121013. The next prime is 120012121057. The reversal of 120012121023 is 320121210021.

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

It is a de Polignac number, because none of the positive numbers 2^k-120012121023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120012120993 and 120012121011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120012121013) 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, 487854028 + ... + 487854273.

It is an arithmetic number, because the mean of its divisors is an integer number (20489874342).

Almost surely, 2^120012121023 is an apocalyptic number.

120012121023 is a deficient number, since it is larger than the sum of its proper divisors (43906873713).

120012121023 is an equidigital number, since it uses as much as digits as its factorization.

120012121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975708345.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 120012121023 its reverse (320121210021), we get a palindrome (440133331044).

The spelling of 120012121023 in words is "one hundred twenty billion, twelve million, one hundred twenty-one thousand, twenty-three".