1230222461511 has 32 divisors (see below), whose sum is σ = 1661901373440. Its totient is φ = 809401824000.

The previous prime is 1230222461491. The next prime is 1230222461519. The reversal of 1230222461511 is 1151642220321.

It is not a de Polignac number, because 1230222461511 - 2¹¹ = 1230222459463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230222461519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196173306 + ... + 196179576.

It is an arithmetic number, because the mean of its divisors is an integer number (51934417920).

Almost surely, 2^{1230222461511} is an apocalyptic number.

1230222461511 is a deficient number, since it is larger than the sum of its proper divisors (431678911929).

1230222461511 is a wasteful number, since it uses less digits than its factorization.

1230222461511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8367.

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 1230222461511 its reverse (1151642220321), we get a palindrome (2381864681832).

The spelling of 1230222461511 in words is "one trillion, two hundred thirty billion, two hundred twenty-two million, four hundred sixty-one thousand, five hundred eleven".