10221221121019 has 8 divisors (see below), whose sum is σ = 10601405694288. Its totient is φ = 9846506829600.

The previous prime is 10221221120987. The next prime is 10221221121103. The reversal of 10221221121019 is 91012112212201.

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

It is a cyclic number.

It is not a de Polignac number, because 10221221121019 - 2⁵ = 10221221120987 is a prime.

It is a super-2 number, since 2×10221221121019² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10221221120984 and 10221221121002.

It is not an unprimeable number, because it can be changed into a prime (10221221121119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1367566657 + ... + 1367574130.

It is an arithmetic number, because the mean of its divisors is an integer number (1325175711786).

Almost surely, 2^{10221221121019} is an apocalyptic number.

10221221121019 is a deficient number, since it is larger than the sum of its proper divisors (380184573269).

10221221121019 is a wasteful number, since it uses less digits than its factorization.

10221221121019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735140925.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 10221221121019 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty-one million, one hundred twenty-one thousand, nineteen".