2202111001012 has 48 divisors (see below), whose sum is σ = 4394947978512. Its totient is φ = 956422840320.

The previous prime is 2202111001007. The next prime is 2202111001021. The reversal of 2202111001012 is 2101001112022.

It can be written as a sum of positive squares in 8 ways, for example, as 42933497616 + 2159177503396 = 207204^2 + 1469414^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 2202111000983 and 2202111001001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5529712 + ... + 5914552.

It is an arithmetic number, because the mean of its divisors is an integer number (91561416219).

Almost surely, 2^{2202111001012} is an apocalyptic number.

It is an amenable number.

2202111001012 is a deficient number, since it is larger than the sum of its proper divisors (2192836977500).

2202111001012 is a wasteful number, since it uses less digits than its factorization.

2202111001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391348 (or 391346 counting only the distinct ones).

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

Adding to 2202111001012 its reverse (2101001112022), we get a palindrome (4303112113034).

The spelling of 2202111001012 in words is "two trillion, two hundred two billion, one hundred eleven million, one thousand, twelve".