11021310210131 has 4 divisors (see below), whose sum is σ = 11869103303232. Its totient is φ = 10173517117032.

The previous prime is 11021310210121. The next prime is 11021310210139. The reversal of 11021310210131 is 13101201312011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11021310210131 is a prime.

It is a super-2 number, since 2×11021310210131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11021310210139) 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, 423896546531 + ... + 423896546556.

It is an arithmetic number, because the mean of its divisors is an integer number (2967275825808).

Almost surely, 2^{11021310210131} is an apocalyptic number.

11021310210131 is a deficient number, since it is larger than the sum of its proper divisors (847793093101).

11021310210131 is an equidigital number, since it uses as much as digits as its factorization.

11021310210131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847793093100.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11021310210131 its reverse (13101201312011), we get a palindrome (24122511522142).

The spelling of 11021310210131 in words is "eleven trillion, twenty-one billion, three hundred ten million, two hundred ten thousand, one hundred thirty-one".