121143120010 has 48 divisors (see below), whose sum is σ = 239731569000. Its totient is φ = 44043148160.

The previous prime is 121143120001. The next prime is 121143120037. The reversal of 121143120010 is 10021341121.

It can be written as a sum of positive squares in 4 ways, for example, as 116739072241 + 4404047769 = 341671^2 + 66363^2 .

It is a super-3 number, since 3×121143120010³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10483716 + ... + 10495264.

Almost surely, 2^121143120010 is an apocalyptic number.

121143120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121143120010 is a deficient number, since it is larger than the sum of its proper divisors (118588448990).

121143120010 is a wasteful number, since it uses less digits than its factorization.

121143120010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20247 (or 20236 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 121143120010 its reverse (10021341121), we get a palindrome (131164461131).

The spelling of 121143120010 in words is "one hundred twenty-one billion, one hundred forty-three million, one hundred twenty thousand, ten".