354012121402 has 16 divisors (see below), whose sum is σ = 538970652000. Its totient is φ = 174355500528.

The previous prime is 354012121391. The next prime is 354012121433. The reversal of 354012121402 is 204121210453.

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, 3262993 + ... + 3369739.

It is an arithmetic number, because the mean of its divisors is an integer number (33685665750).

Almost surely, 2^354012121402 is an apocalyptic number.

354012121402 is a deficient number, since it is larger than the sum of its proper divisors (184958530598).

354012121402 is a wasteful number, since it uses less digits than its factorization.

354012121402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131565.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 354012121402 its reverse (204121210453), we get a palindrome (558133331855).

The spelling of 354012121402 in words is "three hundred fifty-four billion, twelve million, one hundred twenty-one thousand, four hundred two".