111012010022212 has 36 divisors (see below), whose sum is σ = 210664567487556. Its totient is φ = 51163221782400.

The previous prime is 111012010022143. The next prime is 111012010022219. The reversal of 111012010022212 is 212220010210111.

It can be written as a sum of positive squares in 6 ways, for example, as 16073957266756 + 94938052755456 = 4009234^2 + 9743616^2 .

It is not an unprimeable number, because it can be changed into a prime (111012010022219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116658043 + ... + 117605794.

It is an arithmetic number, because the mean of its divisors is an integer number (5851793541321).

Almost surely, 2^{111012010022212} is an apocalyptic number.

It is an amenable number.

111012010022212 is a deficient number, since it is larger than the sum of its proper divisors (99652557465344).

111012010022212 is a wasteful number, since it uses less digits than its factorization.

111012010022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234264568 (or 234264553 counting only the distinct ones).

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

Adding to 111012010022212 its reverse (212220010210111), we get a palindrome (323232020232323).

The spelling of 111012010022212 in words is "one hundred eleven trillion, twelve billion, ten million, twenty-two thousand, two hundred twelve".