201001202120010 has 64 divisors (see below), whose sum is σ = 503837471593728. Its totient is φ = 51222964176384.

The previous prime is 201001202119999. The next prime is 201001202120011. The reversal of 201001202120010 is 10021202100102.

It is a super-2 number, since 2×201001202120010² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201001202120011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132505707 + ... + 134014046.

It is an arithmetic number, because the mean of its divisors is an integer number (7872460493652).

Almost surely, 2^{201001202120010} is an apocalyptic number.

201001202120010 is an abundant number, since it is smaller than the sum of its proper divisors (302836269473718).

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

201001202120010 is a wasteful number, since it uses less digits than its factorization.

201001202120010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266520879.

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

Adding to 201001202120010 its reverse (10021202100102), we get a palindrome (211022404220112).

The spelling of 201001202120010 in words is "two hundred one trillion, one billion, two hundred two million, one hundred twenty thousand, ten".