1101211200253 has 2 divisors, whose sum is σ = 1101211200254. Its totient is φ = 1101211200252.

The previous prime is 1101211200179. The next prime is 1101211200277. The reversal of 1101211200253 is 3520021121011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 847802660644 + 253408539609 = 920762^2 + 503397^2 .

It is an emirp because it is prime and its reverse (3520021121011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101211200253 - 2²¹ = 1101209103101 is a prime.

It is a super-2 number, since 2×1101211200253² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1101211200253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101211200653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550605600126 + 550605600127.

It is an arithmetic number, because the mean of its divisors is an integer number (550605600127).

Almost surely, 2^{1101211200253} is an apocalyptic number.

It is an amenable number.

1101211200253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101211200253 is an equidigital number, since it uses as much as digits as its factorization.

1101211200253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 1101211200253 its reverse (3520021121011), we get a palindrome (4621232321264).

The spelling of 1101211200253 in words is "one trillion, one hundred one billion, two hundred eleven million, two hundred thousand, two hundred fifty-three".