1022006501 has 2 divisors, whose sum is σ = 1022006502. Its totient is φ = 1022006500.

The previous prime is 1022006483. The next prime is 1022006509. The reversal of 1022006501 is 1056002201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 992565025 + 29441476 = 31505^2 + 5426^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022006501 - 2¹⁸ = 1021744357 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1022006501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022006509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511003250 + 511003251.

It is an arithmetic number, because the mean of its divisors is an integer number (511003251).

Almost surely, 2^1022006501 is an apocalyptic number.

It is an amenable number.

1022006501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022006501 is an equidigital number, since it uses as much as digits as its factorization.

1022006501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1022006501 is about 31968.8364035978. The cubic root of 1022006501 is about 1007.2823391366.

Adding to 1022006501 its reverse (1056002201), we get a palindrome (2078008702).

The spelling of 1022006501 in words is "one billion, twenty-two million, six thousand, five hundred one".