1120001211 has 48 divisors (see below), whose sum is σ = 1939451904. Its totient is φ = 609394752.

The previous prime is 1120001209. The next prime is 1120001237. The reversal of 1120001211 is 1121000211.

It is a happy number.

It is not a de Polignac number, because 1120001211 - 2¹ = 1120001209 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 = 1120001193 and 1120001202.

It is not an unprimeable number, because it can be changed into a prime (1120001251) 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, 104446 + ... + 114668.

It is an arithmetic number, because the mean of its divisors is an integer number (40405248).

Almost surely, 2^1120001211 is an apocalyptic number.

1120001211 is a deficient number, since it is larger than the sum of its proper divisors (819450693).

1120001211 is a wasteful number, since it uses less digits than its factorization.

1120001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10320 (or 10317 counting only the distinct ones).

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

The square root of 1120001211 is about 33466.4191541312. The cubic root of 1120001211 is about 1038.4991946624.

Adding to 1120001211 its reverse (1121000211), we get a palindrome (2241001422).

The spelling of 1120001211 in words is "one billion, one hundred twenty million, one thousand, two hundred eleven".