121045440034 has 48 divisors (see below), whose sum is σ = 199257850584. Its totient is φ = 54956482560.

The previous prime is 121045440013. The next prime is 121045440059. The reversal of 121045440034 is 430044540121.

It can be written as a sum of positive squares in 4 ways, for example, as 88326056809 + 32719383225 = 297197^2 + 180885^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121045439984 and 121045440011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11005642 + ... + 11016634.

Almost surely, 2^121045440034 is an apocalyptic number.

121045440034 is a deficient number, since it is larger than the sum of its proper divisors (78212410550).

121045440034 is a wasteful number, since it uses less digits than its factorization.

121045440034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11411 (or 11380 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 121045440034 its reverse (430044540121), we get a palindrome (551089980155).

The spelling of 121045440034 in words is "one hundred twenty-one billion, forty-five million, four hundred forty thousand, thirty-four".