121245455035 has 16 divisors (see below), whose sum is σ = 151687175904. Its totient is φ = 92953066752.

The previous prime is 121245455027. The next prime is 121245455039. The reversal of 121245455035 is 530554542121.

It is a cyclic number.

It is not a de Polignac number, because 121245455035 - 2³ = 121245455027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121245454985 and 121245455003.

It is not an unprimeable number, because it can be changed into a prime (121245455039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5308722 + ... + 5331511.

It is an arithmetic number, because the mean of its divisors is an integer number (9480448494).

Almost surely, 2^121245455035 is an apocalyptic number.

121245455035 is a deficient number, since it is larger than the sum of its proper divisors (30441720869).

121245455035 is a wasteful number, since it uses less digits than its factorization.

121245455035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10640334.

The product of its (nonzero) digits is 120000, while the sum is 37.

Adding to 121245455035 its reverse (530554542121), we get a palindrome (651799997156).

The spelling of 121245455035 in words is "one hundred twenty-one billion, two hundred forty-five million, four hundred fifty-five thousand, thirty-five".