10100121219 has 6 divisors (see below), whose sum is σ = 14589063996. Its totient is φ = 6733414140.

The previous prime is 10100121193. The next prime is 10100121271. The reversal of 10100121219 is 91212100101.

It is a happy number.

It is not a de Polignac number, because 10100121219 - 2¹⁶ = 10100055683 is a prime.

It is a super-2 number, since 2×10100121219² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10100121419) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561117837 + ... + 561117854.

It is an arithmetic number, because the mean of its divisors is an integer number (2431510666).

Almost surely, 2^10100121219 is an apocalyptic number.

10100121219 is a deficient number, since it is larger than the sum of its proper divisors (4488942777).

10100121219 is a wasteful number, since it uses less digits than its factorization.

10100121219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122235697 (or 1122235694 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The spelling of 10100121219 in words is "ten billion, one hundred million, one hundred twenty-one thousand, two hundred nineteen".