200221011011091 has 48 divisors (see below), whose sum is σ = 315230145138816. Its totient is φ = 112687113458304.

The previous prime is 200221011011057. The next prime is 200221011011093. The reversal of 200221011011091 is 190110110122002.

200221011011091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200221011011091 - 2¹⁴ = 200221010994707 is a prime.

It is a super-2 number, since 2×200221011011091² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (200221011011093) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62928855 + ... + 66033951.

It is an arithmetic number, because the mean of its divisors is an integer number (6567294690392).

Almost surely, 2^{200221011011091} is an apocalyptic number.

200221011011091 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

200221011011091 is a deficient number, since it is larger than the sum of its proper divisors (115009134127725).

200221011011091 is a wasteful number, since it uses less digits than its factorization.

200221011011091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111728 (or 3111721 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 21.

Adding to 200221011011091 its reverse (190110110122002), we get a palindrome (390331121133093).

The spelling of 200221011011091 in words is "two hundred trillion, two hundred twenty-one billion, eleven million, eleven thousand, ninety-one".