1112211101002 has 12 divisors (see below), whose sum is σ = 1677689021106. Its totient is φ = 552998783720.

The previous prime is 1112211100969. The next prime is 1112211101003. The reversal of 1112211101002 is 2001011122111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 581194294321 + 531016806681 = 762361^2 + 728709^2 .

It is not an unprimeable number, because it can be changed into a prime (1112211101003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8613949 + ... + 8742112.

Almost surely, 2^{1112211101002} is an apocalyptic number.

1112211101002 is a deficient number, since it is larger than the sum of its proper divisors (565477920104).

1112211101002 is an equidigital number, since it uses as much as digits as its factorization.

1112211101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17356421 (or 17356242 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1112211101002 its reverse (2001011122111), we get a palindrome (3113222223113).

The spelling of 1112211101002 in words is "one trillion, one hundred twelve billion, two hundred eleven million, one hundred one thousand, two".