42111420002 has 4 divisors (see below), whose sum is σ = 63167130006. Its totient is φ = 21055710000.

The previous prime is 42111419989. The next prime is 42111420017. The reversal of 42111420002 is 20002411124.

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., 40003600081 + 2107819921 = 200009^2 + 45911^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10527854999 + ... + 10527855002.

Almost surely, 2^42111420002 is an apocalyptic number.

42111420002 is a deficient number, since it is larger than the sum of its proper divisors (21055710004).

42111420002 is a wasteful number, since it uses less digits than its factorization.

42111420002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21055710003.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 42111420002 its reverse (20002411124), we get a palindrome (62113831126).

The spelling of 42111420002 in words is "forty-two billion, one hundred eleven million, four hundred twenty thousand, two".