201021020011210 has 16 divisors (see below), whose sum is σ = 413528955451776. Its totient is φ = 68921492575248.

The previous prime is 201021020011129. The next prime is 201021020011249. The reversal of 201021020011210 is 12110020120102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1435864428582 + ... + 1435864428721.

It is an arithmetic number, because the mean of its divisors is an integer number (25845559715736).

Almost surely, 2^{201021020011210} is an apocalyptic number.

201021020011210 is an abundant number, since it is smaller than the sum of its proper divisors (212507935440566).

201021020011210 is a wasteful number, since it uses less digits than its factorization.

201021020011210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2871728857317.

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

Adding to 201021020011210 its reverse (12110020120102), we get a palindrome (213131040131312).

The spelling of 201021020011210 in words is "two hundred one trillion, twenty-one billion, twenty million, eleven thousand, two hundred ten".