1101000012122 has 4 divisors (see below), whose sum is σ = 1651500018186. Its totient is φ = 550500006060.

The previous prime is 1101000012097. The next prime is 1101000012127. The reversal of 1101000012122 is 2212100001011.

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., 1038933756961 + 62066255161 = 1019281^2 + 249131^2 .

It is not an unprimeable number, because it can be changed into a prime (1101000012127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275250003029 + ... + 275250003032.

Almost surely, 2^{1101000012122} is an apocalyptic number.

1101000012122 is a deficient number, since it is larger than the sum of its proper divisors (550500006064).

1101000012122 is an equidigital number, since it uses as much as digits as its factorization.

1101000012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550500006063.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1101000012122 its reverse (2212100001011), we get a palindrome (3313100013133).

The spelling of 1101000012122 in words is "one trillion, one hundred one billion, twelve thousand, one hundred twenty-two".