1121054211 has 12 divisors (see below), whose sum is σ = 1641483688. Its totient is φ = 737131104.

The previous prime is 1121054197. The next prime is 1121054219. The reversal of 1121054211 is 1124501211.

1121054211 is a `hidden beast` number, since 1 + 121 + 0 + 542 + 1 + 1 = 666.

It is not a de Polignac number, because 1121054211 - 2²⁵ = 1087499779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121054219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 852505 + ... + 853818.

Almost surely, 2^1121054211 is an apocalyptic number.

1121054211 is a deficient number, since it is larger than the sum of its proper divisors (520429477).

1121054211 is a wasteful number, since it uses less digits than its factorization.

1121054211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706402 (or 1706399 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 1121054211 is about 33482.1476461711. The cubic root of 1121054211 is about 1038.8245505974.

Adding to 1121054211 its reverse (1124501211), we get a palindrome (2245555422).

The spelling of 1121054211 in words is "one billion, one hundred twenty-one million, fifty-four thousand, two hundred eleven".