11121210201010 has 48 divisors (see below), whose sum is σ = 25077717962136. Its totient is φ = 3519679709952.

The previous prime is 11121210200983. The next prime is 11121210201011. The reversal of 11121210201010 is 1010201212111.

It is a happy number.

11121210201010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8010773569561 + 3110436631449 = 2830331^2 + 1763643^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (11121210201011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 872930067 + ... + 872942806.

Almost surely, 2^{11121210201010} is an apocalyptic number.

11121210201010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121210201010 is an abundant number, since it is smaller than the sum of its proper divisors (13956507761126).

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

11121210201010 is a wasteful number, since it uses less digits than its factorization.

11121210201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745872907 (or 1745872900 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11121210201010 its reverse (1010201212111), we get a palindrome (12131411413121).

The spelling of 11121210201010 in words is "eleven trillion, one hundred twenty-one billion, two hundred ten million, two hundred one thousand, ten".