75223301131211 has 16 divisors (see below), whose sum is σ = 81952176307200. Its totient is φ = 68773760905248.

The previous prime is 75223301131177. The next prime is 75223301131213. The reversal of 75223301131211 is 11213110332257.

It is a de Polignac number, because none of the positive numbers 2^k-75223301131211 is a prime.

It is a super-2 number, since 2×75223301131211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75223301131213) 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, 31622651 + ... + 33918116.

It is an arithmetic number, because the mean of its divisors is an integer number (5122011019200).

Almost surely, 2^{75223301131211} is an apocalyptic number.

75223301131211 is a deficient number, since it is larger than the sum of its proper divisors (6728875175989).

75223301131211 is a wasteful number, since it uses less digits than its factorization.

75223301131211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65542898.

The product of its (nonzero) digits is 7560, while the sum is 32.

Adding to 75223301131211 its reverse (11213110332257), we get a palindrome (86436411463468).

The spelling of 75223301131211 in words is "seventy-five trillion, two hundred twenty-three billion, three hundred one million, one hundred thirty-one thousand, two hundred eleven".