143666254421102 has 32 divisors (see below), whose sum is σ = 256999748534784. Its totient is φ = 58892706180000.

The previous prime is 143666254421099. The next prime is 143666254421161. The reversal of 143666254421102 is 201124452666341.

It is a super-2 number, since 2×143666254421102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6603077 + ... + 18191567.

It is an arithmetic number, because the mean of its divisors is an integer number (8031242141712).

Almost surely, 2^{143666254421102} is an apocalyptic number.

143666254421102 is a deficient number, since it is larger than the sum of its proper divisors (113333494113682).

143666254421102 is a wasteful number, since it uses less digits than its factorization.

143666254421102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11627024.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 143666254421102 in words is "one hundred forty-three trillion, six hundred sixty-six billion, two hundred fifty-four million, four hundred twenty-one thousand, one hundred two".