1002001210290 has 48 divisors (see below), whose sum is σ = 2610781849728. Its totient is φ = 266628148128.

The previous prime is 1002001210163. The next prime is 1002001210291. The reversal of 1002001210290 is 920121002001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1002001210291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11878042 + ... + 11962101.

It is an arithmetic number, because the mean of its divisors is an integer number (54391288536).

Almost surely, 2^{1002001210290} is an apocalyptic number.

1002001210290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002001210290 is an abundant number, since it is smaller than the sum of its proper divisors (1608780639438).

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

1002001210290 is a wasteful number, since it uses less digits than its factorization.

1002001210290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23840623 (or 23840620 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1002001210290 its reverse (920121002001), we get a palindrome (1922122212291).

The spelling of 1002001210290 in words is "one trillion, two billion, one million, two hundred ten thousand, two hundred ninety".