121040122 has 16 divisors (see below), whose sum is σ = 216519552. Its totient is φ = 49618800.

The previous prime is 121040111. The next prime is 121040131. The reversal of 121040122 is 221040121.

It is a happy number.

It is a super-2 number, since 2×121040122² = 29301422267549768, which contains 22 as substring.

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, 187629 + ... + 188272.

It is an arithmetic number, because the mean of its divisors is an integer number (13532472).

Almost surely, 2^121040122 is an apocalyptic number.

121040122 is a deficient number, since it is larger than the sum of its proper divisors (95479430).

121040122 is a wasteful number, since it uses less digits than its factorization.

121040122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375933.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 121040122 is about 11001.8235761168. The cubic root of 121040122 is about 494.6634068566.

Adding to 121040122 its reverse (221040121), we get a palindrome (342080243).

Subtracting 121040122 from its reverse (221040121), we obtain a palindrome (99999999).

The spelling of 121040122 in words is "one hundred twenty-one million, forty thousand, one hundred twenty-two".