1011122220202 has 32 divisors (see below), whose sum is σ = 1598153195520. Its totient is φ = 478459632240.

The previous prime is 1011122220193. The next prime is 1011122220211. The reversal of 1011122220202 is 2020222211101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1011122220193) and next prime (1011122220211).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 282198103 + ... + 282201685.

It is an arithmetic number, because the mean of its divisors is an integer number (49942287360).

Almost surely, 2^{1011122220202} is an apocalyptic number.

1011122220202 is a deficient number, since it is larger than the sum of its proper divisors (587030975318).

1011122220202 is a wasteful number, since it uses less digits than its factorization.

1011122220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9178.

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

Adding to 1011122220202 its reverse (2020222211101), we get a palindrome (3031344431303).

The spelling of 1011122220202 in words is "one trillion, eleven billion, one hundred twenty-two million, two hundred twenty thousand, two hundred two".