42123131001110 has 64 divisors (see below), whose sum is σ = 77969898172800. Its totient is φ = 16373032630272.

The previous prime is 42123131001101. The next prime is 42123131001131. The reversal of 42123131001110 is 1110013132124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 954739631 + ... + 954783749.

It is an arithmetic number, because the mean of its divisors is an integer number (1218279658950).

Almost surely, 2^{42123131001110} is an apocalyptic number.

42123131001110 is a deficient number, since it is larger than the sum of its proper divisors (35846767171690).

42123131001110 is a wasteful number, since it uses less digits than its factorization.

42123131001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47385.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 42123131001110 its reverse (1110013132124), we get a palindrome (43233144133234).

The spelling of 42123131001110 in words is "forty-two trillion, one hundred twenty-three billion, one hundred thirty-one million, one thousand, one hundred ten".