2001102022010 has 32 divisors (see below), whose sum is σ = 4433210635392. Its totient is φ = 633315804480.

The previous prime is 2001102021977. The next prime is 2001102022019. The reversal of 2001102022010 is 102202011002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2001102021982 and 2001102022000.

It is not an unprimeable number, because it can be changed into a prime (2001102022019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1099505696 + ... + 1099507515.

It is an arithmetic number, because the mean of its divisors is an integer number (138537832356).

Almost surely, 2^{2001102022010} is an apocalyptic number.

2001102022010 is an abundant number, since it is smaller than the sum of its proper divisors (2432108613382).

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

2001102022010 is a wasteful number, since it uses less digits than its factorization.

2001102022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199013238.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2001102022010 its reverse (102202011002), we get a palindrome (2103304033012).

The spelling of 2001102022010 in words is "two trillion, one billion, one hundred two million, twenty-two thousand, ten".