121010121130 has 8 divisors (see below), whose sum is σ = 217818218052. Its totient is φ = 48404048448.

The previous prime is 121010121121. The next prime is 121010121209. The reversal of 121010121130 is 31121010121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 117372704409 + 3637416721 = 342597^2 + 60311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 121010121130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6050506047 + ... + 6050506066.

Almost surely, 2^121010121130 is an apocalyptic number.

121010121130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121010121130 is a deficient number, since it is larger than the sum of its proper divisors (96808096922).

121010121130 is a wasteful number, since it uses less digits than its factorization.

121010121130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12101012120.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 121010121130 its reverse (31121010121), we get a palindrome (152131131251).

The spelling of 121010121130 in words is "one hundred twenty-one billion, ten million, one hundred twenty-one thousand, one hundred thirty".