201022120202010 has 64 divisors (see below), whose sum is σ = 495500646829824. Its totient is φ = 52156218470400.

The previous prime is 201022120201967. The next prime is 201022120202017. The reversal of 201022120202010 is 10202021220102.

It is a super-2 number, since 2×201022120202010² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (201022120202017) 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, 66260730 + ... + 69228090.

It is an arithmetic number, because the mean of its divisors is an integer number (7742197606716).

Almost surely, 2^{201022120202010} is an apocalyptic number.

201022120202010 is an abundant number, since it is smaller than the sum of its proper divisors (294478526627814).

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

201022120202010 is a wasteful number, since it uses less digits than its factorization.

201022120202010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3028439.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201022120202010 its reverse (10202021220102), we get a palindrome (211224141422112).

The spelling of 201022120202010 in words is "two hundred one trillion, twenty-two billion, one hundred twenty million, two hundred two thousand, ten".