1001000102022 has 24 divisors (see below), whose sum is σ = 2176497288264. Its totient is φ = 332487664704.

The previous prime is 1001000101987. The next prime is 1001000102083. The reversal of 1001000102022 is 2202010001001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1001000101995 and 1001000102013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98247763 + ... + 98257950.

It is an arithmetic number, because the mean of its divisors is an integer number (90687387011).

Almost surely, 2^{1001000102022} is an apocalyptic number.

1001000102022 is an abundant number, since it is smaller than the sum of its proper divisors (1175497186242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001000102022 is a wasteful number, since it uses less digits than its factorization.

1001000102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196506004 (or 196506001 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1001000102022 its reverse (2202010001001), we get a palindrome (3203010103023).

The spelling of 1001000102022 in words is "one trillion, one billion, one hundred two thousand, twenty-two".