1111002201212 has 6 divisors (see below), whose sum is σ = 1944253852128. Its totient is φ = 555501100604.

The previous prime is 1111002201191. The next prime is 1111002201247. The reversal of 1111002201212 is 2121022001111.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 138875275148 + ... + 138875275155.

It is an arithmetic number, because the mean of its divisors is an integer number (324042308688).

Almost surely, 2^{1111002201212} is an apocalyptic number.

It is an amenable number.

1111002201212 is a deficient number, since it is larger than the sum of its proper divisors (833251650916).

1111002201212 is a wasteful number, since it uses less digits than its factorization.

1111002201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277750550307 (or 277750550305 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1111002201212 its reverse (2121022001111), we get a palindrome (3232024202323).

The spelling of 1111002201212 in words is "one trillion, one hundred eleven billion, two million, two hundred one thousand, two hundred twelve".