3420111020202 has 40 divisors (see below), whose sum is σ = 7910794438272. Its totient is φ = 1103261617800.

The previous prime is 3420111020159. The next prime is 3420111020203. The reversal of 3420111020202 is 2020201110243.

It is a happy number.

3420111020202 is a `hidden beast` number, since 3 + 420 + 11 + 10 + 20 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3420111020203) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 340507824 + ... + 340517867.

Almost surely, 2^{3420111020202} is an apocalyptic number.

3420111020202 is an abundant number, since it is smaller than the sum of its proper divisors (4490683418070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3420111020202 is a wasteful number, since it uses less digits than its factorization.

3420111020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681025736 (or 681025727 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 3420111020202 its reverse (2020201110243), we get a palindrome (5440312130445).

The spelling of 3420111020202 in words is "three trillion, four hundred twenty billion, one hundred eleven million, twenty thousand, two hundred two".