1001011002210 has 576 divisors, whose sum is σ = 3018989076480. Its totient is φ = 229287905280.

The previous prime is 1001011002181. The next prime is 1001011002239. The reversal of 1001011002210 is 122001101001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1001011002181) and next prime (1001011002239).

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 = 1001011002192 and 1001011002201.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1649111727 + ... + 1649112333.

It is an arithmetic number, because the mean of its divisors is an integer number (5241300480).

Almost surely, 2^{1001011002210} is an apocalyptic number.

1001011002210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1001011002210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1509494538240).

1001011002210 is an abundant number, since it is smaller than the sum of its proper divisors (2017978074270).

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

1001011002210 is a wasteful number, since it uses less digits than its factorization.

1001011002210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791 (or 771 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1001011002210 its reverse (122001101001), we get a palindrome (1123012103211).

The spelling of 1001011002210 in words is "one trillion, one billion, eleven million, two thousand, two hundred ten".