121400234227 has 2 divisors, whose sum is σ = 121400234228. Its totient is φ = 121400234226.

The previous prime is 121400234203. The next prime is 121400234231. The reversal of 121400234227 is 722432004121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121400234227 - 2⁷ = 121400234099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121400234195 and 121400234204.

It is not a weakly prime, because it can be changed into another prime (121400234297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60700117113 + 60700117114.

It is an arithmetic number, because the mean of its divisors is an integer number (60700117114).

Almost surely, 2^121400234227 is an apocalyptic number.

121400234227 is a deficient number, since it is larger than the sum of its proper divisors (1).

121400234227 is an equidigital number, since it uses as much as digits as its factorization.

121400234227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 121400234227 its reverse (722432004121), we get a palindrome (843832238348).

The spelling of 121400234227 in words is "one hundred twenty-one billion, four hundred million, two hundred thirty-four thousand, two hundred twenty-seven".