40201105020 has 72 divisors (see below), whose sum is σ = 115009389264. Its totient is φ = 10492168704.

The previous prime is 40201105019. The next prime is 40201105039. The reversal of 40201105020 is 2050110204.

40201105020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40201105020² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19117 + ... + 284196.

Almost surely, 2^40201105020 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 40201105020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57504694632).

40201105020 is an abundant number, since it is smaller than the sum of its proper divisors (74808284244).

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

40201105020 is a wasteful number, since it uses less digits than its factorization.

40201105020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303419 (or 303370 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

Adding to 40201105020 its reverse (2050110204), we get a palindrome (42251215224).

The spelling of 40201105020 in words is "forty billion, two hundred one million, one hundred five thousand, twenty".