1211203123041 has 8 divisors (see below), whose sum is σ = 1617026682240. Its totient is φ = 806424156272.

The previous prime is 1211203123021. The next prime is 1211203123043. The reversal of 1211203123041 is 1403213021121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1211203123041 - 2⁶ = 1211203122977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1211203122999 and 1211203123017.

It is not an unprimeable number, because it can be changed into a prime (1211203123043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261145401 + ... + 261150038.

It is an arithmetic number, because the mean of its divisors is an integer number (202128335280).

Almost surely, 2^{1211203123041} is an apocalyptic number.

It is an amenable number.

1211203123041 is a deficient number, since it is larger than the sum of its proper divisors (405823559199).

1211203123041 is an equidigital number, since it uses as much as digits as its factorization.

1211203123041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522296215.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1211203123041 its reverse (1403213021121), we get a palindrome (2614416144162).

The spelling of 1211203123041 in words is "one trillion, two hundred eleven billion, two hundred three million, one hundred twenty-three thousand, forty-one".