1001022200988 has 24 divisors (see below), whose sum is σ = 2336063210880. Its totient is φ = 333624818160.

The previous prime is 1001022200987. The next prime is 1001022201013. The reversal of 1001022200988 is 8890022201001.

It is a super-2 number, since 2×1001022200988² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001022200987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6071368 + ... + 6234063.

It is an arithmetic number, because the mean of its divisors is an integer number (97335967120).

Almost surely, 2^{1001022200988} is an apocalyptic number.

It is an amenable number.

1001022200988 is an abundant number, since it is smaller than the sum of its proper divisors (1335041009892).

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

1001022200988 is a wasteful number, since it uses less digits than its factorization.

1001022200988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12312217 (or 12312215 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 33.

Adding to 1001022200988 its reverse (8890022201001), we get a palindrome (9891044401989).

The spelling of 1001022200988 in words is "one trillion, one billion, twenty-two million, two hundred thousand, nine hundred eighty-eight".