142121042410 has 8 divisors (see below), whose sum is σ = 255817876356. Its totient is φ = 56848416960.

The previous prime is 142121042381. The next prime is 142121042443. The reversal of 142121042410 is 14240121241.

It can be written as a sum of positive squares in 2 ways, for example, as 132643825209 + 9477217201 = 364203^2 + 97351^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7106052111 + ... + 7106052130.

Almost surely, 2^142121042410 is an apocalyptic number.

142121042410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142121042410 is a deficient number, since it is larger than the sum of its proper divisors (113696833946).

142121042410 is a wasteful number, since it uses less digits than its factorization.

142121042410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14212104248.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 142121042410 its reverse (14240121241), we get a palindrome (156361163651).

The spelling of 142121042410 in words is "one hundred forty-two billion, one hundred twenty-one million, forty-two thousand, four hundred ten".