1022001016 has 8 divisors (see below), whose sum is σ = 1916251920. Its totient is φ = 511000504.

The previous prime is 1022001007. The next prime is 1022001023. The reversal of 1022001016 is 6101002201.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1022000987 and 1022001005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63875056 + ... + 63875071.

It is an arithmetic number, because the mean of its divisors is an integer number (239531490).

Almost surely, 2^1022001016 is an apocalyptic number.

It is an amenable number.

1022001016 is a deficient number, since it is larger than the sum of its proper divisors (894250904).

1022001016 is a wasteful number, since it uses less digits than its factorization.

1022001016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127750133 (or 127750129 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1022001016 is about 31968.7506168133. The cubic root of 1022001016 is about 1007.2805371410.

Adding to 1022001016 its reverse (6101002201), we get a palindrome (7123003217).

The spelling of 1022001016 in words is "one billion, twenty-two million, one thousand, sixteen".