1000112221010 has 32 divisors (see below), whose sum is σ = 2099360937600. Its totient is φ = 342895617456.

The previous prime is 1000112221001. The next prime is 1000112221013. The reversal of 1000112221010 is 101222110001.

It is a super-2 number, since 2×1000112221010² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1000112220982 and 1000112221000.

It is not an unprimeable number, because it can be changed into a prime (1000112221013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145785524 + ... + 145792383.

It is an arithmetic number, because the mean of its divisors is an integer number (65605029300).

Almost surely, 2^{1000112221010} is an apocalyptic number.

1000112221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000112221010 is an abundant number, since it is smaller than the sum of its proper divisors (1099248716590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000112221010 is an equidigital number, since it uses as much as digits as its factorization.

1000112221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291577935 (or 291577921 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1000112221010 its reverse (101222110001), we get a palindrome (1101334331011).

The spelling of 1000112221010 in words is "one trillion, one hundred twelve million, two hundred twenty-one thousand, ten".