1021101002219 has 16 divisors (see below), whose sum is σ = 1031195033088. Its totient is φ = 1011047510592.

The previous prime is 1021101002197. The next prime is 1021101002221. The reversal of 1021101002219 is 9122001011201.

It is a cyclic number.

It is not a de Polignac number, because 1021101002219 - 2¹² = 1021100998123 is a prime.

It is a super-2 number, since 2×1021101002219² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1021101002219.

It is not an unprimeable number, because it can be changed into a prime (1021101002239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240653312 + ... + 240657554.

It is an arithmetic number, because the mean of its divisors is an integer number (64449689568).

Almost surely, 2^{1021101002219} is an apocalyptic number.

1021101002219 is a deficient number, since it is larger than the sum of its proper divisors (10094030869).

1021101002219 is a wasteful number, since it uses less digits than its factorization.

1021101002219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8474.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 1021101002219 in words is "one trillion, twenty-one billion, one hundred one million, two thousand, two hundred nineteen".