1011212301122 has 4 divisors (see below), whose sum is σ = 1516818451686. Its totient is φ = 505606150560.

The previous prime is 1011212301109. The next prime is 1011212301133. The reversal of 1011212301122 is 2211032121101.

It is a happy number.

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., 997523535121 + 13688766001 = 998761^2 + 116999^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1011212301122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252803075279 + ... + 252803075282.

Almost surely, 2^{1011212301122} is an apocalyptic number.

1011212301122 is a deficient number, since it is larger than the sum of its proper divisors (505606150564).

1011212301122 is an equidigital number, since it uses as much as digits as its factorization.

1011212301122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505606150563.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1011212301122 its reverse (2211032121101), we get a palindrome (3222244422223).

The spelling of 1011212301122 in words is "one trillion, eleven billion, two hundred twelve million, three hundred one thousand, one hundred twenty-two".