11020111223012 has 6 divisors (see below), whose sum is σ = 19285194640278. Its totient is φ = 5510055611504.

The previous prime is 11020111222993. The next prime is 11020111223039. The reversal of 11020111223012 is 21032211102011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7179859584676 + 3840251638336 = 2679526^2 + 1959656^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377513902873 + ... + 1377513902880.

It is an arithmetic number, because the mean of its divisors is an integer number (3214199106713).

Almost surely, 2^{11020111223012} is an apocalyptic number.

It is an amenable number.

11020111223012 is a deficient number, since it is larger than the sum of its proper divisors (8265083417266).

11020111223012 is a wasteful number, since it uses less digits than its factorization.

11020111223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2755027805757 (or 2755027805755 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11020111223012 its reverse (21032211102011), we get a palindrome (32052322325023).

The spelling of 11020111223012 in words is "eleven trillion, twenty billion, one hundred eleven million, two hundred twenty-three thousand, twelve".