20001000211010 has 64 divisors (see below), whose sum is σ = 44317223822592. Its totient is φ = 6328941785856.

The previous prime is 20001000211001. The next prime is 20001000211037. The reversal of 20001000211010 is 1011200010002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3709604 + ... + 7332336.

It is an arithmetic number, because the mean of its divisors is an integer number (692456622228).

Almost surely, 2^{20001000211010} is an apocalyptic number.

20001000211010 is an abundant number, since it is smaller than the sum of its proper divisors (24316223611582).

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

20001000211010 is a wasteful number, since it uses less digits than its factorization.

20001000211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3628827.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 20001000211010 its reverse (1011200010002), we get a palindrome (21012200221012).

The spelling of 20001000211010 in words is "twenty trillion, one billion, two hundred eleven thousand, ten".