1121202010 has 32 divisors (see below), whose sum is σ = 2042829072. Its totient is φ = 443020800.

The previous prime is 1121202001. The next prime is 1121202011. The reversal of 1121202010 is 102021211.

It can be written as a sum of positive squares in 8 ways, for example, as 672313041 + 448888969 = 25929^2 + 21187^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1121202011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561574 + ... + 563566.

Almost surely, 2^1121202010 is an apocalyptic number.

1121202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121202010 is a deficient number, since it is larger than the sum of its proper divisors (921627062).

1121202010 is a wasteful number, since it uses less digits than its factorization.

1121202010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2658.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1121202010 is about 33484.3547048469. The cubic root of 1121202010 is about 1038.8702012244.

Adding to 1121202010 its reverse (102021211), we get a palindrome (1223223221).

The spelling of 1121202010 in words is "one billion, one hundred twenty-one million, two hundred two thousand, ten".