133421120402 has 16 divisors (see below), whose sum is σ = 206448548352. Its totient is φ = 64637583120.

The previous prime is 133421120387. The next prime is 133421120431. The reversal of 133421120402 is 204021124331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8153138 + ... + 8169485.

It is an arithmetic number, because the mean of its divisors is an integer number (12903034272).

Almost surely, 2^133421120402 is an apocalyptic number.

133421120402 is a deficient number, since it is larger than the sum of its proper divisors (73027427950).

133421120402 is a wasteful number, since it uses less digits than its factorization.

133421120402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16322753.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 133421120402 its reverse (204021124331), we get a palindrome (337442244733).

The spelling of 133421120402 in words is "one hundred thirty-three billion, four hundred twenty-one million, one hundred twenty thousand, four hundred two".