1001023210000 has 100 divisors (see below), whose sum is σ = 2643902792784. Its totient is φ = 364008400000.

The previous prime is 1001023209971. The next prime is 1001023210001. The reversal of 1001023210000 is 123201001.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1001023210001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4440106 + ... + 4660105.

Almost surely, 2^{1001023210000} is an apocalyptic number.

1001023210000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001023210000 is an abundant number, since it is smaller than the sum of its proper divisors (1642879582784).

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

1001023210000 is an equidigital number, since it uses as much as digits as its factorization.

1001023210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9100250 (or 9100229 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 1001023210000 its reverse (123201001), we get a palindrome (1001146411001).

The spelling of 1001023210000 in words is "one trillion, one billion, twenty-three million, two hundred ten thousand".