121323442 has 8 divisors (see below), whose sum is σ = 182199600. Its totient is φ = 60590244.

The previous prime is 121323409. The next prime is 121323473. The reversal of 121323442 is 244323121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33592 + ... + 37027.

It is an arithmetic number, because the mean of its divisors is an integer number (22774950).

Almost surely, 2^121323442 is an apocalyptic number.

121323442 is a deficient number, since it is larger than the sum of its proper divisors (60876158).

121323442 is an equidigital number, since it uses as much as digits as its factorization.

121323442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71480.

The product of its digits is 1152, while the sum is 22.

The square root of 121323442 is about 11014.6920973761. The cubic root of 121323442 is about 495.0490608789.

Adding to 121323442 its reverse (244323121), we get a palindrome (365646563).

The spelling of 121323442 in words is "one hundred twenty-one million, three hundred twenty-three thousand, four hundred forty-two".