201102211021010 has 16 divisors (see below), whose sum is σ = 389828901364056. Its totient is φ = 74253124069248.

The previous prime is 201102211020959. The next prime is 201102211021013. The reversal of 201102211021010 is 10120112201102.

It can be written as a sum of positive squares in 4 ways, for example, as 79853329172761 + 121248881848249 = 8936069^2 + 11011307^2 .

It is a super-2 number, since 2×201102211021010² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201102211021013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773470042259 + ... + 773470042518.

Almost surely, 2^{201102211021010} is an apocalyptic number.

201102211021010 is a deficient number, since it is larger than the sum of its proper divisors (188726690343046).

201102211021010 is a wasteful number, since it uses less digits than its factorization.

201102211021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546940084797.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201102211021010 its reverse (10120112201102), we get a palindrome (211222323222112).

It can be divided in two parts, 201102 and 211021010, that added together give a palindrome (211222112).

The spelling of 201102211021010 in words is "two hundred one trillion, one hundred two billion, two hundred eleven million, twenty-one thousand, ten".