121825522 has 16 divisors (see below), whose sum is σ = 224908992. Its totient is φ = 48194640.

The previous prime is 121825499. The next prime is 121825523. The reversal of 121825522 is 225528121.

It is not an unprimeable number, because it can be changed into a prime (121825523) 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, 334504 + ... + 334867.

It is an arithmetic number, because the mean of its divisors is an integer number (14056812).

Almost surely, 2^121825522 is an apocalyptic number.

121825522 is a deficient number, since it is larger than the sum of its proper divisors (103083470).

121825522 is a wasteful number, since it uses less digits than its factorization.

121825522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669393.

The product of its digits is 3200, while the sum is 28.

The square root of 121825522 is about 11037.4599433022. The cubic root of 121825522 is about 495.7310179835.

The spelling of 121825522 in words is "one hundred twenty-one million, eight hundred twenty-five thousand, five hundred twenty-two".