242213200121245 has 16 divisors (see below), whose sum is σ = 290886380932032. Its totient is φ = 193616870400000.

The previous prime is 242213200121213. The next prime is 242213200121311. The reversal of 242213200121245 is 542121002312242.

It is not a de Polignac number, because 242213200121245 - 2⁵ = 242213200121213 is a prime.

It is a Duffinian number.

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, 561436870 + ... + 561868120.

It is an arithmetic number, because the mean of its divisors is an integer number (18180398808252).

Almost surely, 2^{242213200121245} is an apocalyptic number.

It is an amenable number.

242213200121245 is a deficient number, since it is larger than the sum of its proper divisors (48673180810787).

242213200121245 is a wasteful number, since it uses less digits than its factorization.

242213200121245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520092.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 242213200121245 its reverse (542121002312242), we get a palindrome (784334202433487).

The spelling of 242213200121245 in words is "two hundred forty-two trillion, two hundred thirteen billion, two hundred million, one hundred twenty-one thousand, two hundred forty-five".