1010222221122 has 24 divisors (see below), whose sum is σ = 2189191059900. Its totient is φ = 336682856160.

The previous prime is 1010222221121. The next prime is 1010222221123. The reversal of 1010222221122 is 2211222220101.

It is a happy number.

1010222221122 is a `hidden beast` number, since 101 + 0 + 222 + 221 + 122 = 666.

It is an interprime number because it is at equal distance from previous prime (1010222221121) and next prime (1010222221123).

It can be written as a sum of positive squares in 2 ways, for example, as 893858684481 + 116363536641 = 945441^2 + 341121^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1010222221095 and 1010222221104.

It is not an unprimeable number, because it can be changed into a prime (1010222221121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4715997 + ... + 4925552.

Almost surely, 2^{1010222221122} is an apocalyptic number.

1010222221122 is an abundant number, since it is smaller than the sum of its proper divisors (1178968838778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010222221122 is a wasteful number, since it uses less digits than its factorization.

1010222221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9647378 (or 9647375 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1010222221122 its reverse (2211222220101), we get a palindrome (3221444441223).

The spelling of 1010222221122 in words is "one trillion, ten billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred twenty-two".