22011211120012 has 6 divisors (see below), whose sum is σ = 38519619460028. Its totient is φ = 11005605560004.

The previous prime is 22011211120009. The next prime is 22011211120039. The reversal of 22011211120012 is 21002111211022.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751401389998 + ... + 2751401390005.

Almost surely, 2^{22011211120012} is an apocalyptic number.

It is an amenable number.

22011211120012 is a deficient number, since it is larger than the sum of its proper divisors (16508408340016).

22011211120012 is a wasteful number, since it uses less digits than its factorization.

22011211120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5502802780007 (or 5502802780005 counting only the distinct ones).

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

Adding to 22011211120012 its reverse (21002111211022), we get a palindrome (43013322331034).

The spelling of 22011211120012 in words is "twenty-two trillion, eleven billion, two hundred eleven million, one hundred twenty thousand, twelve".