121033313445 has 16 divisors (see below), whose sum is σ = 211258147392. Its totient is φ = 58682818560.

The previous prime is 121033313431. The next prime is 121033313497. The reversal of 121033313445 is 544313330121.

It is a happy number.

It is not a de Polignac number, because 121033313445 - 2¹¹ = 121033311397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 366767452 + ... + 366767781.

It is an arithmetic number, because the mean of its divisors is an integer number (13203634212).

Almost surely, 2^121033313445 is an apocalyptic number.

121033313445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

121033313445 is a deficient number, since it is larger than the sum of its proper divisors (90224833947).

121033313445 is a wasteful number, since it uses less digits than its factorization.

121033313445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733535252.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 121033313445 its reverse (544313330121), we get a palindrome (665346643566).

The spelling of 121033313445 in words is "one hundred twenty-one billion, thirty-three million, three hundred thirteen thousand, four hundred forty-five".