121144413323434 has 32 divisors (see below), whose sum is σ = 193821078460176. Its totient is φ = 56589850152960.

The previous prime is 121144413323419. The next prime is 121144413323447. The reversal of 121144413323434 is 434323314441121.

It can be written as a sum of positive squares in 8 ways, for example, as 55404992563209 + 65739420760225 = 7443453^2 + 8107985^2 .

It is a super-3 number, since 3×121144413323434³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83746374 + ... + 85180654.

Almost surely, 2^{121144413323434} is an apocalyptic number.

121144413323434 is a deficient number, since it is larger than the sum of its proper divisors (72676665136742).

121144413323434 is a wasteful number, since it uses less digits than its factorization.

121144413323434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452570.

The product of its digits is 331776, while the sum is 40.

Adding to 121144413323434 its reverse (434323314441121), we get a palindrome (555467727764555).

The spelling of 121144413323434 in words is "one hundred twenty-one trillion, one hundred forty-four billion, four hundred thirteen million, three hundred twenty-three thousand, four hundred thirty-four".