1220151130 has 16 divisors (see below), whose sum is σ = 2395933344. Its totient is φ = 443691280.

The previous prime is 1220151113. The next prime is 1220151131. The reversal of 1220151130 is 311510221.

It is not an unprimeable number, because it can be changed into a prime (1220151131) 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, 5546032 + ... + 5546251.

It is an arithmetic number, because the mean of its divisors is an integer number (149745834).

Almost surely, 2^1220151130 is an apocalyptic number.

1220151130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220151130 is a deficient number, since it is larger than the sum of its proper divisors (1175782214).

1220151130 is a wasteful number, since it uses less digits than its factorization.

1220151130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11092301.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1220151130 is about 34930.6617458072. The cubic root of 1220151130 is about 1068.5738504304.

Adding to 1220151130 its reverse (311510221), we get a palindrome (1531661351).

The spelling of 1220151130 in words is "one billion, two hundred twenty million, one hundred fifty-one thousand, one hundred thirty".