1001000010222 has 24 divisors (see below), whose sum is σ = 2179842669576. Its totient is φ = 331972929456.

The previous prime is 1001000010217. The next prime is 1001000010223. The reversal of 1001000010222 is 2220100001001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001000010223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141141408 + ... + 141148499.

It is an arithmetic number, because the mean of its divisors is an integer number (90826777899).

Almost surely, 2^{1001000010222} is an apocalyptic number.

1001000010222 is an abundant number, since it is smaller than the sum of its proper divisors (1178842659354).

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

1001000010222 is a wasteful number, since it uses less digits than its factorization.

1001000010222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282290112 (or 282290109 counting only the distinct ones).

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

Adding to 1001000010222 its reverse (2220100001001), we get a palindrome (3221100011223).

The spelling of 1001000010222 in words is "one trillion, one billion, ten thousand, two hundred twenty-two".