1020100001122 has 8 divisors (see below), whose sum is σ = 1530155515500. Its totient is φ = 510048162624.

The previous prime is 1020100001113. The next prime is 1020100001147. The reversal of 1020100001122 is 2211000010201.

It can be written as a sum of positive squares in 2 ways, for example, as 1012979847961 + 7120153161 = 1006469^2 + 84381^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1020100001099 and 1020100001108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67347 + ... + 1429942.

Almost surely, 2^{1020100001122} is an apocalyptic number.

1020100001122 is a deficient number, since it is larger than the sum of its proper divisors (510055514378).

1020100001122 is a wasteful number, since it uses less digits than its factorization.

1020100001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837940.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1020100001122 its reverse (2211000010201), we get a palindrome (3231100011323).

The spelling of 1020100001122 in words is "one trillion, twenty billion, one hundred million, one thousand, one hundred twenty-two".