121600426 has 16 divisors (see below), whose sum is σ = 187651296. Its totient is φ = 59055696.

The previous prime is 121600411. The next prime is 121600447. The reversal of 121600426 is 624006121.

It is a junction number, because it is equal to n+sod(n) for n = 121600397 and 121600406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60205 + ... + 62191.

It is an arithmetic number, because the mean of its divisors is an integer number (11728206).

Almost surely, 2^121600426 is an apocalyptic number.

121600426 is a deficient number, since it is larger than the sum of its proper divisors (66050870).

121600426 is a wasteful number, since it uses less digits than its factorization.

121600426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 121600426 is about 11027.2583174604. The cubic root of 121600426 is about 495.4255103904.

Adding to 121600426 its reverse (624006121), we get a palindrome (745606547).

The spelling of 121600426 in words is "one hundred twenty-one million, six hundred thousand, four hundred twenty-six".