201101003020 has 12 divisors (see below), whose sum is σ = 422312106384. Its totient is φ = 80440401200.

The previous prime is 201101003017. The next prime is 201101003027. The reversal of 201101003020 is 20300101102.

It is a super-2 number, since 2×201101003020² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 201101002988 and 201101003006.

It is not an unprimeable number, because it can be changed into a prime (201101003027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5027525056 + ... + 5027525095.

It is an arithmetic number, because the mean of its divisors is an integer number (35192675532).

Almost surely, 2^201101003020 is an apocalyptic number.

201101003020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201101003020 is an abundant number, since it is smaller than the sum of its proper divisors (221211103364).

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

201101003020 is a wasteful number, since it uses less digits than its factorization.

201101003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10055050160 (or 10055050158 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 201101003020 its reverse (20300101102), we get a palindrome (221401104122).

The spelling of 201101003020 in words is "two hundred one billion, one hundred one million, three thousand, twenty".