1001022210 has 96 divisors (see below), whose sum is σ = 2667487680. Its totient is φ = 260371584.

The previous prime is 1001022173. The next prime is 1001022229. The reversal of 1001022210 is 122201001.

1001022210 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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 = 1001022192 and 1001022201.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 656509 + ... + 658031.

It is an arithmetic number, because the mean of its divisors is an integer number (27786330).

Almost surely, 2^1001022210 is an apocalyptic number.

1001022210 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 1001022210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1333743840).

1001022210 is an abundant number, since it is smaller than the sum of its proper divisors (1666465470).

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

1001022210 is a wasteful number, since it uses less digits than its factorization.

1001022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712 (or 1709 counting only the distinct ones).

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

The square root of 1001022210 is about 31638.9350326461. The cubic root of 1001022210 is about 1000.3406206311.

Adding to 1001022210 its reverse (122201001), we get a palindrome (1123223211).

The spelling of 1001022210 in words is "one billion, one million, twenty-two thousand, two hundred ten".