42123101433002 has 4 divisors (see below), whose sum is σ = 63184652149506. Its totient is φ = 21061550716500.

The previous prime is 42123101432987. The next prime is 42123101433011. The reversal of 42123101433002 is 20033410132124.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 42095298871921 + 27802561081 = 6488089^2 + 166741^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10530775358249 + ... + 10530775358252.

Almost surely, 2^{42123101433002} is an apocalyptic number.

42123101433002 is a deficient number, since it is larger than the sum of its proper divisors (21061550716504).

42123101433002 is a wasteful number, since it uses less digits than its factorization.

42123101433002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21061550716503.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 42123101433002 its reverse (20033410132124), we get a palindrome (62156511565126).

The spelling of 42123101433002 in words is "forty-two trillion, one hundred twenty-three billion, one hundred one million, four hundred thirty-three thousand, two".