1111212012022 has 16 divisors (see below), whose sum is σ = 2005194608640. Its totient is φ = 451168786728.

The previous prime is 1111212012013. The next prime is 1111212012047. The reversal of 1111212012022 is 2202102121111.

It is a junction number, because it is equal to n+sod(n) for n = 1111212011987 and 1111212012005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2088744118 + ... + 2088744649.

It is an arithmetic number, because the mean of its divisors is an integer number (125324663040).

Almost surely, 2^{1111212012022} is an apocalyptic number.

1111212012022 is a deficient number, since it is larger than the sum of its proper divisors (893982596618).

1111212012022 is a wasteful number, since it uses less digits than its factorization.

1111212012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4177488795.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1111212012022 its reverse (2202102121111), we get a palindrome (3313314133133).

The spelling of 1111212012022 in words is "one trillion, one hundred eleven billion, two hundred twelve million, twelve thousand, twenty-two".