10021211101131 has 4 divisors (see below), whose sum is σ = 13361614801512. Its totient is φ = 6680807400752.

The previous prime is 10021211101103. The next prime is 10021211101141. The reversal of 10021211101131 is 13110111212001.

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 10021211101131 - 2⁶ = 10021211101067 is a prime.

It is a super-2 number, since 2×10021211101131² (a number of 27 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 10021211101131.

It is not an unprimeable number, because it can be changed into a prime (10021211101141) 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, 1670201850186 + ... + 1670201850191.

It is an arithmetic number, because the mean of its divisors is an integer number (3340403700378).

Almost surely, 2^{10021211101131} is an apocalyptic number.

10021211101131 is a deficient number, since it is larger than the sum of its proper divisors (3340403700381).

10021211101131 is an equidigital number, since it uses as much as digits as its factorization.

10021211101131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340403700380.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 10021211101131 its reverse (13110111212001), we get a palindrome (23131322313132).

The spelling of 10021211101131 in words is "ten trillion, twenty-one billion, two hundred eleven million, one hundred one thousand, one hundred thirty-one".