2242120315501 has 4 divisors (see below), whose sum is σ = 2445949435104. Its totient is φ = 2038291195900.

The previous prime is 2242120315493. The next prime is 2242120315549. The reversal of 2242120315501 is 1055130212422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2242120315501 - 2³ = 2242120315493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2242120315501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242120315571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101914559785 + ... + 101914559806.

It is an arithmetic number, because the mean of its divisors is an integer number (611487358776).

Almost surely, 2^{2242120315501} is an apocalyptic number.

It is an amenable number.

2242120315501 is a deficient number, since it is larger than the sum of its proper divisors (203829119603).

2242120315501 is a wasteful number, since it uses less digits than its factorization.

2242120315501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203829119602.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 2242120315501 its reverse (1055130212422), we get a palindrome (3297250527923).

The spelling of 2242120315501 in words is "two trillion, two hundred forty-two billion, one hundred twenty million, three hundred fifteen thousand, five hundred one".