2102231010212 has 6 divisors (see below), whose sum is σ = 3678904267878. Its totient is φ = 1051115505104.

The previous prime is 2102231010199. The next prime is 2102231010221. The reversal of 2102231010212 is 2120101322012.

It can be written as a sum of positive squares in only one way, i.e., 1699226959936 + 403004050276 = 1303544^2 + 634826^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262778876273 + ... + 262778876280.

It is an arithmetic number, because the mean of its divisors is an integer number (613150711313).

Almost surely, 2^{2102231010212} is an apocalyptic number.

It is an amenable number.

2102231010212 is a deficient number, since it is larger than the sum of its proper divisors (1576673257666).

2102231010212 is a wasteful number, since it uses less digits than its factorization.

2102231010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525557752557 (or 525557752555 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2102231010212 its reverse (2120101322012), we get a palindrome (4222332332224).

The spelling of 2102231010212 in words is "two trillion, one hundred two billion, two hundred thirty-one million, ten thousand, two hundred twelve".