1202101301123 has 4 divisors (see below), whose sum is σ = 1207131013920. Its totient is φ = 1197071588328.

The previous prime is 1202101301101. The next prime is 1202101301147. The reversal of 1202101301123 is 3211031012021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1202101301123 - 2⁸ = 1202101300867 is a prime.

It is a super-2 number, since 2×1202101301123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202101301623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2514856040 + ... + 2514856517.

It is an arithmetic number, because the mean of its divisors is an integer number (301782753480).

Almost surely, 2^{1202101301123} is an apocalyptic number.

1202101301123 is a deficient number, since it is larger than the sum of its proper divisors (5029712797).

1202101301123 is an equidigital number, since it uses as much as digits as its factorization.

1202101301123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5029712796.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1202101301123 its reverse (3211031012021), we get a palindrome (4413132313144).

The spelling of 1202101301123 in words is "one trillion, two hundred two billion, one hundred one million, three hundred one thousand, one hundred twenty-three".