34142221402 has 4 divisors (see below), whose sum is σ = 51213332106. Its totient is φ = 17071110700.

The previous prime is 34142221357. The next prime is 34142221427. The reversal of 34142221402 is 20412224143.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20412224143 = 32233 ⋅633271.

It can be written as a sum of positive squares in only one way, i.e., 20716132761 + 13426088641 = 143931^2 + 115871^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8535555349 + ... + 8535555352.

Almost surely, 2^34142221402 is an apocalyptic number.

34142221402 is a deficient number, since it is larger than the sum of its proper divisors (17071110704).

34142221402 is a wasteful number, since it uses less digits than its factorization.

34142221402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17071110703.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 34142221402 its reverse (20412224143), we get a palindrome (54554445545).

The spelling of 34142221402 in words is "thirty-four billion, one hundred forty-two million, two hundred twenty-one thousand, four hundred two".