1000010212122 has 16 divisors (see below), whose sum is σ = 2001396918240. Its totient is φ = 333107321712.

The previous prime is 1000010212093. The next prime is 1000010212153. The reversal of 1000010212122 is 2212120100001.

It is a junction number, because it is equal to n+sod(n) for n = 1000010212098 and 1000010212107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57344472 + ... + 57361907.

It is an arithmetic number, because the mean of its divisors is an integer number (125087307390).

Almost surely, 2^{1000010212122} is an apocalyptic number.

1000010212122 is an abundant number, since it is smaller than the sum of its proper divisors (1001386706118).

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

1000010212122 is a wasteful number, since it uses less digits than its factorization.

1000010212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114707837.

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

Adding to 1000010212122 its reverse (2212120100001), we get a palindrome (3212130312123).

The spelling of 1000010212122 in words is "one trillion, ten million, two hundred twelve thousand, one hundred twenty-two".