10012111222222 has 32 divisors (see below), whose sum is σ = 15365340794880. Its totient is φ = 4890722859360.

The previous prime is 10012111222159. The next prime is 10012111222231. The reversal of 10012111222222 is 22222211121001.

It is a super-2 number, since 2×10012111222222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10012111222222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117626563 + ... + 117711649.

It is an arithmetic number, because the mean of its divisors is an integer number (480166899840).

Almost surely, 2^{10012111222222} is an apocalyptic number.

10012111222222 is a deficient number, since it is larger than the sum of its proper divisors (5353229572658).

10012111222222 is a wasteful number, since it uses less digits than its factorization.

10012111222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87376.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10012111222222 its reverse (22222211121001), we get a palindrome (32234322343223).

The spelling of 10012111222222 in words is "ten trillion, twelve billion, one hundred eleven million, two hundred twenty-two thousand, two hundred twenty-two".