2001022002210 has 256 divisors, whose sum is σ = 6014548131840. Its totient is φ = 413920911360.

The previous prime is 2001022002173. The next prime is 2001022002233. The reversal of 2001022002210 is 122002201002.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 586292464 + ... + 586295876.

It is an arithmetic number, because the mean of its divisors is an integer number (23494328640).

Almost surely, 2^{2001022002210} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2001022002210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3007274065920).

2001022002210 is an abundant number, since it is smaller than the sum of its proper divisors (4013526129630).

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

2001022002210 is a wasteful number, since it uses less digits than its factorization.

2001022002210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2001022002210 its reverse (122002201002), we get a palindrome (2123024203212).

The spelling of 2001022002210 in words is "two trillion, one billion, twenty-two million, two thousand, two hundred ten".