1111011012212 has 6 divisors (see below), whose sum is σ = 1944269271378. Its totient is φ = 555505506104.

The previous prime is 1111011012203. The next prime is 1111011012229. The reversal of 1111011012212 is 2122101101111.

It can be written as a sum of positive squares in only one way, i.e., 1076103321316 + 34907690896 = 1037354^2 + 186836^2 .

It is a super-3 number, since 3×1111011012212³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138876376523 + ... + 138876376530.

It is an arithmetic number, because the mean of its divisors is an integer number (324044878563).

Almost surely, 2^{1111011012212} is an apocalyptic number.

It is an amenable number.

1111011012212 is a deficient number, since it is larger than the sum of its proper divisors (833258259166).

1111011012212 is a wasteful number, since it uses less digits than its factorization.

1111011012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277752753057 (or 277752753055 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1111011012212 its reverse (2122101101111), we get a palindrome (3233112113323).

The spelling of 1111011012212 in words is "one trillion, one hundred eleven billion, eleven million, twelve thousand, two hundred twelve".