1234012200121 has 8 divisors (see below), whose sum is σ = 1258347104640. Its totient is φ = 1209791277168.

The previous prime is 1234012200079. The next prime is 1234012200229. The reversal of 1234012200121 is 1210022104321.

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 1234012200121 - 2¹⁹ = 1234011675833 is a prime.

It is a super-2 number, since 2×1234012200121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234012240121) 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, 28473526 + ... + 28516831.

It is an arithmetic number, because the mean of its divisors is an integer number (157293388080).

Almost surely, 2^{1234012200121} is an apocalyptic number.

It is an amenable number.

1234012200121 is a deficient number, since it is larger than the sum of its proper divisors (24334904519).

1234012200121 is an equidigital number, since it uses as much as digits as its factorization.

1234012200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56990783.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1234012200121 its reverse (1210022104321), we get a palindrome (2444034304442).

The spelling of 1234012200121 in words is "one trillion, two hundred thirty-four billion, twelve million, two hundred thousand, one hundred twenty-one".