10202211122212 has 12 divisors (see below), whose sum is σ = 17860455196416. Its totient is φ = 5099223923240.

The previous prime is 10202211122183. The next prime is 10202211122263. The reversal of 10202211122212 is 21222111220201.

It is a super-2 number, since 2×10202211122212² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10202211122212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470397268 + ... + 470418955.

It is an arithmetic number, because the mean of its divisors is an integer number (1488371266368).

Almost surely, 2^{10202211122212} is an apocalyptic number.

It is an amenable number.

10202211122212 is a deficient number, since it is larger than the sum of its proper divisors (7658244074204).

10202211122212 is a wasteful number, since it uses less digits than its factorization.

10202211122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940818938 (or 940818936 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10202211122212 its reverse (21222111220201), we get a palindrome (31424322342413).

The spelling of 10202211122212 in words is "ten trillion, two hundred two billion, two hundred eleven million, one hundred twenty-two thousand, two hundred twelve".