1120212551 has 8 divisors (see below), whose sum is σ = 1170790320. Its totient is φ = 1070431488.

The previous prime is 1120212487. The next prime is 1120212553. The reversal of 1120212551 is 1552120211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120212551 - 2⁶ = 1120212487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120212553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196301 + ... + 201926.

It is an arithmetic number, because the mean of its divisors is an integer number (146348790).

Almost surely, 2^1120212551 is an apocalyptic number.

1120212551 is a deficient number, since it is larger than the sum of its proper divisors (50577769).

1120212551 is an equidigital number, since it uses as much as digits as its factorization.

1120212551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398353.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 1120212551 is about 33469.5764986652. The cubic root of 1120212551 is about 1038.5645108466.

Adding to 1120212551 its reverse (1552120211), we get a palindrome (2672332762).

The spelling of 1120212551 in words is "one billion, one hundred twenty million, two hundred twelve thousand, five hundred fifty-one".