1145511541222 has 32 divisors (see below), whose sum is σ = 1739345175360. Its totient is φ = 565759434240.

The previous prime is 1145511541211. The next prime is 1145511541253. The reversal of 1145511541222 is 2221451155411.

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, 333674818 + ... + 333678250.

It is an arithmetic number, because the mean of its divisors is an integer number (54354536730).

Almost surely, 2^{1145511541222} is an apocalyptic number.

1145511541222 is a deficient number, since it is larger than the sum of its proper divisors (593833634138).

1145511541222 is a wasteful number, since it uses less digits than its factorization.

1145511541222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7168.

The product of its digits is 16000, while the sum is 34.

Adding to 1145511541222 its reverse (2221451155411), we get a palindrome (3366962696633).

The spelling of 1145511541222 in words is "one trillion, one hundred forty-five billion, five hundred eleven million, five hundred forty-one thousand, two hundred twenty-two".