1000010221122 has 48 divisors (see below), whose sum is σ = 2249494521120. Its totient is φ = 295986102720.

The previous prime is 1000010221121. The next prime is 1000010221129. The reversal of 1000010221122 is 2211220100001.

It is a junction number, because it is equal to n+sod(n) for n = 1000010221098 and 1000010221107.

It is not an unprimeable number, because it can be changed into a prime (1000010221121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15985347 + ... + 16047782.

It is an arithmetic number, because the mean of its divisors is an integer number (46864469190).

Almost surely, 2^{1000010221122} is an apocalyptic number.

1000010221122 is an abundant number, since it is smaller than the sum of its proper divisors (1249484299998).

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

1000010221122 is a wasteful number, since it uses less digits than its factorization.

1000010221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32033199 (or 32033188 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1000010221122 its reverse (2211220100001), we get a palindrome (3211230321123).

The spelling of 1000010221122 in words is "one trillion, ten million, two hundred twenty-one thousand, one hundred twenty-two".