1022010999973 has 2 divisors, whose sum is σ = 1022010999974. Its totient is φ = 1022010999972.

The previous prime is 1022010999967. The next prime is 1022011000013. The reversal of 1022010999973 is 3799990102201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 831337297729 + 190673702244 = 911777^2 + 436662^2 .

It is an emirp because it is prime and its reverse (3799990102201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1022010999973 - 2²¹ = 1022008902821 is a prime.

It is a super-2 number, since 2×1022010999973² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1022010999973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022010999943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511005499986 + 511005499987.

It is an arithmetic number, because the mean of its divisors is an integer number (511005499987).

Almost surely, 2^{1022010999973} is an apocalyptic number.

It is an amenable number.

1022010999973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022010999973 is an equidigital number, since it uses as much as digits as its factorization.

1022010999973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 551124, while the sum is 52.

The spelling of 1022010999973 in words is "one trillion, twenty-two billion, ten million, nine hundred ninety-nine thousand, nine hundred seventy-three".