121203466 has 16 divisors (see below), whose sum is σ = 183776256. Its totient is φ = 59947776.

The previous prime is 121203463. The next prime is 121203497. The reversal of 121203466 is 664302121.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 121203466.

It is not an unprimeable number, because it can be changed into a prime (121203463) 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, 146145 + ... + 146971.

It is an arithmetic number, because the mean of its divisors is an integer number (11486016).

Almost surely, 2^121203466 is an apocalyptic number.

121203466 is a deficient number, since it is larger than the sum of its proper divisors (62572790).

121203466 is a wasteful number, since it uses less digits than its factorization.

121203466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 121203466 is about 11009.2445699058. The cubic root of 121203466 is about 494.8858234093.

Adding to 121203466 its reverse (664302121), we get a palindrome (785505587).

The spelling of 121203466 in words is "one hundred twenty-one million, two hundred three thousand, four hundred sixty-six".