121020374 has 4 divisors (see below), whose sum is σ = 181530564. Its totient is φ = 60510186.

The previous prime is 121020371. The next prime is 121020379. The reversal of 121020374 is 473020121.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121020371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30255092 + ... + 30255095.

It is an arithmetic number, because the mean of its divisors is an integer number (45382641).

Almost surely, 2^121020374 is an apocalyptic number.

121020374 is a deficient number, since it is larger than the sum of its proper divisors (60510190).

121020374 is an equidigital number, since it uses as much as digits as its factorization.

121020374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60510189.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 121020374 is about 11000.9260519285. The cubic root of 121020374 is about 494.6365035343.

Adding to 121020374 its reverse (473020121), we get a palindrome (594040495).

The spelling of 121020374 in words is "one hundred twenty-one million, twenty thousand, three hundred seventy-four".