110121211010977 has 2 divisors, whose sum is σ = 110121211010978. Its totient is φ = 110121211010976.

The previous prime is 110121211010953. The next prime is 110121211011037. The reversal of 110121211010977 is 779010112121011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92038101135201 + 18083109875776 = 9593649^2 + 4252424^2 .

It is a cyclic number.

It is not a de Polignac number, because 110121211010977 - 2¹⁹ = 110121210486689 is a prime.

It is a super-2 number, since 2×110121211010977² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (110121211010077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55060605505488 + 55060605505489.

It is an arithmetic number, because the mean of its divisors is an integer number (55060605505489).

Almost surely, 2^{110121211010977} is an apocalyptic number.

It is an amenable number.

110121211010977 is a deficient number, since it is larger than the sum of its proper divisors (1).

110121211010977 is an equidigital number, since it uses as much as digits as its factorization.

110121211010977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 34.

Adding to 110121211010977 its reverse (779010112121011), we get a palindrome (889131323131988).

The spelling of 110121211010977 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred eleven million, ten thousand, nine hundred seventy-seven".