201001201221010 has 32 divisors (see below), whose sum is σ = 362430188830080. Its totient is φ = 80261039184768.

The previous prime is 201001201220993. The next prime is 201001201221137. The reversal of 201001201221010 is 10122102100102.

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, 5873694 + ... + 20892646.

It is an arithmetic number, because the mean of its divisors is an integer number (11325943400940).

Almost surely, 2^{201001201221010} is an apocalyptic number.

201001201221010 is a deficient number, since it is larger than the sum of its proper divisors (161428987609070).

201001201221010 is a wasteful number, since it uses less digits than its factorization.

201001201221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15021282.

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

Adding to 201001201221010 its reverse (10122102100102), we get a palindrome (211123303321112).

The spelling of 201001201221010 in words is "two hundred one trillion, one billion, two hundred one million, two hundred twenty-one thousand, ten".