1022112101008 has 20 divisors (see below), whose sum is σ = 1982328527740. Its totient is φ = 510543448704.

The previous prime is 1022112100987. The next prime is 1022112101009. The reversal of 1022112101008 is 8001012112201.

It can be written as a sum of positive squares in 2 ways, for example, as 660728373904 + 361383727104 = 812852^2 + 601152^2 .

It is not an unprimeable number, because it can be changed into a prime (1022112101009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32021163 + ... + 32053066.

It is an arithmetic number, because the mean of its divisors is an integer number (99116426387).

Almost surely, 2^{1022112101008} is an apocalyptic number.

It is an amenable number.

1022112101008 is a deficient number, since it is larger than the sum of its proper divisors (960216426732).

1022112101008 is an equidigital number, since it uses as much as digits as its factorization.

1022112101008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64075234 (or 64075228 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 1022112101008 its reverse (8001012112201), we get a palindrome (9023124213209).

The spelling of 1022112101008 in words is "one trillion, twenty-two billion, one hundred twelve million, one hundred one thousand, eight".