2211231102 has 16 divisors (see below), whose sum is σ = 4426840080. Its totient is φ = 736347392.

The previous prime is 2211231079. The next prime is 2211231103. The reversal of 2211231102 is 2011321122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211231103) 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, 175827 + ... + 187982.

It is an arithmetic number, because the mean of its divisors is an integer number (276677505).

Almost surely, 2^2211231102 is an apocalyptic number.

2211231102 is an abundant number, since it is smaller than the sum of its proper divisors (2215608978).

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

2211231102 is a wasteful number, since it uses less digits than its factorization.

2211231102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364827.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2211231102 is about 47023.7291375323. The cubic root of 2211231102 is about 1302.8008845573.

Adding to 2211231102 its reverse (2011321122), we get a palindrome (4222552224).

The spelling of 2211231102 in words is "two billion, two hundred eleven million, two hundred thirty-one thousand, one hundred two".