6210121142 has 8 divisors (see below), whose sum is σ = 9369027216. Its totient is φ = 3087112072.

The previous prime is 6210121123. The next prime is 6210121163. The reversal of 6210121142 is 2411210126.

It is a happy number.

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

It is a congruent number.

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, 8973818 + ... + 8974509.

It is an arithmetic number, because the mean of its divisors is an integer number (1171128402).

Almost surely, 2^6210121142 is an apocalyptic number.

6210121142 is a deficient number, since it is larger than the sum of its proper divisors (3158906074).

6210121142 is a wasteful number, since it uses less digits than its factorization.

6210121142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17948502.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 6210121142 is about 78804.3218484875. The cubic root of 6210121142 is about 1838.0896546330.

Adding to 6210121142 its reverse (2411210126), we get a palindrome (8621331268).

The spelling of 6210121142 in words is "six billion, two hundred ten million, one hundred twenty-one thousand, one hundred forty-two".