101120211 has 8 divisors (see below), whose sum is σ = 149807760. Its totient is φ = 67413456.

The previous prime is 101120177. The next prime is 101120221. The reversal of 101120211 is 112021101.

It is a happy number.

It is not a de Polignac number, because 101120211 - 2⁷ = 101120083 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 101120193 and 101120202.

It is not an unprimeable number, because it can be changed into a prime (101120221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1872570 + ... + 1872623.

It is an arithmetic number, because the mean of its divisors is an integer number (18725970).

Almost surely, 2^101120211 is an apocalyptic number.

101120211 is a deficient number, since it is larger than the sum of its proper divisors (48687549).

101120211 is an equidigital number, since it uses as much as digits as its factorization.

101120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745202 (or 3745196 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 101120211 is about 10055.8545633874. The cubic root of 101120211 is about 465.8856378479.

Adding to 101120211 its reverse (112021101), we get a palindrome (213141312).

The spelling of 101120211 in words is "one hundred one million, one hundred twenty thousand, two hundred eleven".