1011121102202 has 4 divisors (see below), whose sum is σ = 1516681653306. Its totient is φ = 505560551100.

The previous prime is 1011121102151. The next prime is 1011121102217. The reversal of 1011121102202 is 2022011211101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 599895171841 + 411225930361 = 774529^2 + 641269^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252780275549 + ... + 252780275552.

Almost surely, 2^{1011121102202} is an apocalyptic number.

1011121102202 is a deficient number, since it is larger than the sum of its proper divisors (505560551104).

1011121102202 is an equidigital number, since it uses as much as digits as its factorization.

1011121102202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505560551103.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1011121102202 its reverse (2022011211101), we get a palindrome (3033132313303).

The spelling of 1011121102202 in words is "one trillion, eleven billion, one hundred twenty-one million, one hundred two thousand, two hundred two".