20220402422402 has 32 divisors (see below), whose sum is σ = 37779732450432. Its totient is φ = 7902903204864.

The previous prime is 20220402422333. The next prime is 20220402422411. The reversal of 20220402422402 is 20422420402202.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 669268703 + ... + 669298914.

It is an arithmetic number, because the mean of its divisors is an integer number (1180616639076).

Almost surely, 2^{20220402422402} is an apocalyptic number.

20220402422402 is a deficient number, since it is larger than the sum of its proper divisors (17559330028030).

20220402422402 is a wasteful number, since it uses less digits than its factorization.

20220402422402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338567722.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 20220402422402 its reverse (20422420402202), we get a palindrome (40642822824604).

The spelling of 20220402422402 in words is "twenty trillion, two hundred twenty billion, four hundred two million, four hundred twenty-two thousand, four hundred two".