1201120000123 has 8 divisors (see below), whose sum is σ = 1253561213088. Its totient is φ = 1148697004224.

The previous prime is 1201120000097. The next prime is 1201120000151. The reversal of 1201120000123 is 3210000211021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201120000123 is a prime.

It is a super-3 number, since 3×1201120000123³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201120000163) 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, 4419436 + ... + 4683337.

It is an arithmetic number, because the mean of its divisors is an integer number (156695151636).

Almost surely, 2^{1201120000123} is an apocalyptic number.

1201120000123 is a deficient number, since it is larger than the sum of its proper divisors (52441212965).

1201120000123 is an equidigital number, since it uses as much as digits as its factorization.

1201120000123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9108533.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1201120000123 its reverse (3210000211021), we get a palindrome (4411120211144).

The spelling of 1201120000123 in words is "one trillion, two hundred one billion, one hundred twenty million, one hundred twenty-three", and thus it is an aban number.