4011042042420 has 192 divisors, whose sum is σ = 13003801122816. Its totient is φ = 904799808000.

The previous prime is 4011042042407. The next prime is 4011042042467. The reversal of 4011042042420 is 242402401104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32951670 + ... + 33073170.

It is an arithmetic number, because the mean of its divisors is an integer number (67728130848).

Almost surely, 2^{4011042042420} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4011042042420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6501900561408).

4011042042420 is an abundant number, since it is smaller than the sum of its proper divisors (8992759080396).

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

4011042042420 is a wasteful number, since it uses less digits than its factorization.

4011042042420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122550 (or 122548 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 4011042042420 its reverse (242402401104), we get a palindrome (4253444443524).

The spelling of 4011042042420 in words is "four trillion, eleven billion, forty-two million, forty-two thousand, four hundred twenty".