201101221020010 has 8 divisors (see below), whose sum is σ = 361982197836036. Its totient is φ = 80440488408000.

The previous prime is 201101221019999. The next prime is 201101221020041. The reversal of 201101221020010 is 10020122101102.

It can be written as a sum of positive squares in 2 ways, for example, as 183572772503409 + 17528448516601 = 13548903^2 + 4186699^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10055061050991 + ... + 10055061051010.

Almost surely, 2^{201101221020010} is an apocalyptic number.

201101221020010 is a deficient number, since it is larger than the sum of its proper divisors (160880976816026).

201101221020010 is a wasteful number, since it uses less digits than its factorization.

201101221020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20110122102008.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201101221020010 its reverse (10020122101102), we get a palindrome (211121343121112).

The spelling of 201101221020010 in words is "two hundred one trillion, one hundred one billion, two hundred twenty-one million, twenty thousand, ten".