121401341123 has 8 divisors (see below), whose sum is σ = 123259084800. Its totient is φ = 119551623048.

The previous prime is 121401341119. The next prime is 121401341143. The reversal of 121401341123 is 321143104121.

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 121401341123 - 2² = 121401341119 is a prime.

It is a super-2 number, since 2×121401341123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121401341143) 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, 1975913 + ... + 2036426.

It is an arithmetic number, because the mean of its divisors is an integer number (15407385600).

Almost surely, 2^121401341123 is an apocalyptic number.

121401341123 is a deficient number, since it is larger than the sum of its proper divisors (1857743677).

121401341123 is an equidigital number, since it uses as much as digits as its factorization.

121401341123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4012801.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 121401341123 its reverse (321143104121), we get a palindrome (442544445244).

The spelling of 121401341123 in words is "one hundred twenty-one billion, four hundred one million, three hundred forty-one thousand, one hundred twenty-three".