1114101220 has 12 divisors (see below), whose sum is σ = 2339612604. Its totient is φ = 445640480.

The previous prime is 1114101217. The next prime is 1114101221. The reversal of 1114101220 is 221014111.

It can be written as a sum of positive squares in 2 ways, for example, as 296941824 + 817159396 = 17232^2 + 28586^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1114101220.

It is not an unprimeable number, because it can be changed into a prime (1114101221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27852511 + ... + 27852550.

It is an arithmetic number, because the mean of its divisors is an integer number (194967717).

Almost surely, 2^1114101220 is an apocalyptic number.

1114101220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1114101220 is an abundant number, since it is smaller than the sum of its proper divisors (1225511384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1114101220 is a wasteful number, since it uses less digits than its factorization.

1114101220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55705070 (or 55705068 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1114101220 is about 33378.1548321653. The cubic root of 1114101220 is about 1036.6724328189.

Adding to 1114101220 its reverse (221014111), we get a palindrome (1335115331).

The spelling of 1114101220 in words is "one billion, one hundred fourteen million, one hundred one thousand, two hundred twenty".