100001012121122 has 16 divisors (see below), whose sum is σ = 171457333337472. Its totient is φ = 42850819912320.

The previous prime is 100001012121089. The next prime is 100001012121139. The reversal of 100001012121122 is 221121210100001.

It is a super-3 number, since 3×100001012121122³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 100001012121097 and 100001012121106.

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, 562967279 + ... + 563144882.

It is an arithmetic number, because the mean of its divisors is an integer number (10716083333592).

Almost surely, 2^{100001012121122} is an apocalyptic number.

100001012121122 is a deficient number, since it is larger than the sum of its proper divisors (71456321216350).

100001012121122 is a wasteful number, since it uses less digits than its factorization.

100001012121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126118513.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100001012121122 its reverse (221121210100001), we get a palindrome (321122222221123).

The spelling of 100001012121122 in words is "one hundred trillion, one billion, twelve million, one hundred twenty-one thousand, one hundred twenty-two".