1120202155 has 8 divisors (see below), whose sum is σ = 1362657312. Its totient is φ = 883885248.

The previous prime is 1120202137. The next prime is 1120202173. The reversal of 1120202155 is 5512020211.

It is an interprime number because it is at equal distance from previous prime (1120202137) and next prime (1120202173).

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 1120202155 - 2¹⁵ = 1120169387 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1534159 + ... + 1534888.

It is an arithmetic number, because the mean of its divisors is an integer number (170332164).

Almost surely, 2^1120202155 is an apocalyptic number.

1120202155 is a deficient number, since it is larger than the sum of its proper divisors (242455157).

1120202155 is an equidigital number, since it uses as much as digits as its factorization.

1120202155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3069125.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 1120202155 is about 33469.4211930831. The cubic root of 1120202155 is about 1038.5612980784.

Adding to 1120202155 its reverse (5512020211), we get a palindrome (6632222366).

The spelling of 1120202155 in words is "one billion, one hundred twenty million, two hundred two thousand, one hundred fifty-five".