3421212501043 has 16 divisors (see below), whose sum is σ = 3655016063424. Its totient is φ = 3191153459200.

The previous prime is 3421212501037. The next prime is 3421212501061. The reversal of 3421212501043 is 3401052121243.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3421212501043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3421212501643) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 1126783 + ... + 2848168.

It is an arithmetic number, because the mean of its divisors is an integer number (228438503964).

Almost surely, 2^{3421212501043} is an apocalyptic number.

3421212501043 is a deficient number, since it is larger than the sum of its proper divisors (233803562381).

3421212501043 is a wasteful number, since it uses less digits than its factorization.

3421212501043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975422.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 3421212501043 its reverse (3401052121243), we get a palindrome (6822264622286).

The spelling of 3421212501043 in words is "three trillion, four hundred twenty-one billion, two hundred twelve million, five hundred one thousand, forty-three".