1111212202022 has 64 divisors (see below), whose sum is σ = 1912637126400. Its totient is φ = 479954471040.

The previous prime is 1111212201971. The next prime is 1111212202081. The reversal of 1111212202022 is 2202022121111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17791853 + ... + 17854199.

It is an arithmetic number, because the mean of its divisors is an integer number (29884955100).

Almost surely, 2^{1111212202022} is an apocalyptic number.

1111212202022 is a deficient number, since it is larger than the sum of its proper divisors (801424924378).

1111212202022 is a wasteful number, since it uses less digits than its factorization.

1111212202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62821.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1111212202022 its reverse (2202022121111), we get a palindrome (3313234323133).

The spelling of 1111212202022 in words is "one trillion, one hundred eleven billion, two hundred twelve million, two hundred two thousand, twenty-two".