10020221011049 has 2 divisors, whose sum is σ = 10020221011050. Its totient is φ = 10020221011048.

The previous prime is 10020221010977. The next prime is 10020221011159. The reversal of 10020221011049 is 94011012202001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6189322987225 + 3830898023824 = 2487835^2 + 1957268^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10020221011049 is a prime.

It is a super-2 number, since 2×10020221011049² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10020221011649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010110505524 + 5010110505525.

It is an arithmetic number, because the mean of its divisors is an integer number (5010110505525).

Almost surely, 2^{10020221011049} is an apocalyptic number.

It is an amenable number.

10020221011049 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020221011049 is an equidigital number, since it uses as much as digits as its factorization.

10020221011049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 10020221011049 in words is "ten trillion, twenty billion, two hundred twenty-one million, eleven thousand, forty-nine".