10201222212112 has 10 divisors (see below), whose sum is σ = 19764868035998. Its totient is φ = 5100611106048.

The previous prime is 10201222212107. The next prime is 10201222212227. The reversal of 10201222212112 is 21121222210201.

It can be written as a sum of positive squares in only one way, i.e., 7634036376576 + 2567185835536 = 2762976^2 + 1602244^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10201222212112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 318788194113 + ... + 318788194144.

Almost surely, 2^{10201222212112} is an apocalyptic number.

It is an amenable number.

10201222212112 is a deficient number, since it is larger than the sum of its proper divisors (9563645823886).

10201222212112 is an equidigital number, since it uses as much as digits as its factorization.

10201222212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637576388265 (or 637576388259 counting only the distinct ones).

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

Adding to 10201222212112 its reverse (21121222210201), we get a palindrome (31322444422313).

The spelling of 10201222212112 in words is "ten trillion, two hundred one billion, two hundred twenty-two million, two hundred twelve thousand, one hundred twelve".