201012220011020 has 36 divisors (see below), whose sum is σ = 463989364047552. Its totient is φ = 73095352730400.

The previous prime is 201012220011017. The next prime is 201012220011049. The reversal of 201012220011020 is 20110022210102.

It is a junction number, because it is equal to n+sod(n) for n = 201012220010986 and 201012220011004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41531447996 + ... + 41531452835.

Almost surely, 2^{201012220011020} is an apocalyptic number.

201012220011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201012220011020 is an abundant number, since it is smaller than the sum of its proper divisors (262977144036532).

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

201012220011020 is a wasteful number, since it uses less digits than its factorization.

201012220011020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83062900862 (or 83062900849 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201012220011020 its reverse (20110022210102), we get a palindrome (221122242221122).

The spelling of 201012220011020 in words is "two hundred one trillion, twelve billion, two hundred twenty million, eleven thousand, twenty".