2001022011210 has 32 divisors (see below), whose sum is σ = 5084950053312. Its totient is φ = 502217288960.

The previous prime is 2001022011103. The next prime is 2001022011277. The reversal of 2001022011210 is 121102201002.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1961785776 + ... + 1961786795.

It is an arithmetic number, because the mean of its divisors is an integer number (158904689166).

Almost surely, 2^{2001022011210} is an apocalyptic number.

2001022011210 is an abundant number, since it is smaller than the sum of its proper divisors (3083928042102).

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

2001022011210 is a wasteful number, since it uses less digits than its factorization.

2001022011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3923572598.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2001022011210 its reverse (121102201002), we get a palindrome (2122124212212).

The spelling of 2001022011210 in words is "two trillion, one billion, twenty-two million, eleven thousand, two hundred ten".