11021201010 has 40 divisors (see below), whose sum is σ = 29634787116. Its totient is φ = 2938986720.

The previous prime is 11021200987. The next prime is 11021201027. The reversal of 11021201010 is 1010212011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10781291889 + 239909121 = 103833^2 + 15489^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11021200983 and 11021201001.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6802401 + ... + 6804020.

Almost surely, 2^11021201010 is an apocalyptic number.

11021201010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11021201010 is an abundant number, since it is smaller than the sum of its proper divisors (18613586106).

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

11021201010 is a wasteful number, since it uses less digits than its factorization.

11021201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13606440 (or 13606431 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11021201010 its reverse (1010212011), we get a palindrome (12031413021).

The spelling of 11021201010 in words is "eleven billion, twenty-one million, two hundred one thousand, ten".