10222220101012 has 6 divisors (see below), whose sum is σ = 17888885176778. Its totient is φ = 5111110050504.

The previous prime is 10222220101007. The next prime is 10222220101033. The reversal of 10222220101012 is 21010102222201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6112534301316 + 4109685799696 = 2472354^2 + 2027236^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277777512623 + ... + 1277777512630.

Almost surely, 2^{10222220101012} is an apocalyptic number.

It is an amenable number.

10222220101012 is a deficient number, since it is larger than the sum of its proper divisors (7666665075766).

10222220101012 is a wasteful number, since it uses less digits than its factorization.

10222220101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555555025257 (or 2555555025255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10222220101012 its reverse (21010102222201), we get a palindrome (31232322323213).

The spelling of 10222220101012 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty million, one hundred one thousand, twelve".