2214421432042 has 4 divisors (see below), whose sum is σ = 3321632148066. Its totient is φ = 1107210716020.

The previous prime is 2214421432039. The next prime is 2214421432099. The reversal of 2214421432042 is 2402341244122.

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., 1218239780121 + 996181651921 = 1103739^2 + 998089^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 2214421431995 and 2214421432013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553605358009 + ... + 553605358012.

Almost surely, 2^{2214421432042} is an apocalyptic number.

2214421432042 is a deficient number, since it is larger than the sum of its proper divisors (1107210716024).

2214421432042 is a wasteful number, since it uses less digits than its factorization.

2214421432042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107210716023.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 2214421432042 its reverse (2402341244122), we get a palindrome (4616762676164).

The spelling of 2214421432042 in words is "two trillion, two hundred fourteen billion, four hundred twenty-one million, four hundred thirty-two thousand, forty-two".