110121201211012 has 6 divisors (see below), whose sum is σ = 192712102119278. Its totient is φ = 55060600605504.

The previous prime is 110121201211009. The next prime is 110121201211033. The reversal of 110121201211012 is 210112102121011.

It can be written as a sum of positive squares in only one way, i.e., 107949273938496 + 2171927272516 = 10389864^2 + 1473746^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13765150151373 + ... + 13765150151380.

Almost surely, 2^{110121201211012} is an apocalyptic number.

It is an amenable number.

110121201211012 is a deficient number, since it is larger than the sum of its proper divisors (82590900908266).

110121201211012 is a wasteful number, since it uses less digits than its factorization.

110121201211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27530300302757 (or 27530300302755 counting only the distinct ones).

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

Adding to 110121201211012 its reverse (210112102121011), we get a palindrome (320233303332023).

Subtracting 110121201211012 from its reverse (210112102121011), we obtain a palindrome (99990900909999).

The spelling of 110121201211012 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred one million, two hundred eleven thousand, twelve".