2012220102 has 16 divisors (see below), whose sum is σ = 4024953072. Its totient is φ = 670654560.

The previous prime is 2012220097. The next prime is 2012220121. The reversal of 2012220102 is 2010222102.

It is a congruent 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, 45952 + ... + 78332.

It is an arithmetic number, because the mean of its divisors is an integer number (251559567).

Almost surely, 2^2012220102 is an apocalyptic number.

2012220102 is an abundant number, since it is smaller than the sum of its proper divisors (2012732970).

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

2012220102 is a wasteful number, since it uses less digits than its factorization.

2012220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42743.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2012220102 is about 44857.7763826965. The cubic root of 2012220102 is about 1262.4819019332.

Adding to 2012220102 its reverse (2010222102), we get a palindrome (4022442204).

The spelling of 2012220102 in words is "two billion, twelve million, two hundred twenty thousand, one hundred two".