121453301214352 has 10 divisors (see below), whose sum is σ = 235315771102838. Its totient is φ = 60726650607168.

The previous prime is 121453301214337. The next prime is 121453301214353. The reversal of 121453301214352 is 253412103354121.

It can be written as a sum of positive squares in only one way, i.e., 101627690075136 + 19825611139216 = 10081056^2 + 4452596^2 .

It is not an unprimeable number, because it can be changed into a prime (121453301214353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3795415662933 + ... + 3795415662964.

Almost surely, 2^{121453301214352} is an apocalyptic number.

It is an amenable number.

121453301214352 is a deficient number, since it is larger than the sum of its proper divisors (113862469888486).

121453301214352 is an equidigital number, since it uses as much as digits as its factorization.

121453301214352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7590831325905 (or 7590831325899 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 121453301214352 its reverse (253412103354121), we get a palindrome (374865404568473).

The spelling of 121453301214352 in words is "one hundred twenty-one trillion, four hundred fifty-three billion, three hundred one million, two hundred fourteen thousand, three hundred fifty-two".