101021211020131 has 2 divisors, whose sum is σ = 101021211020132. Its totient is φ = 101021211020130.

The previous prime is 101021211020087. The next prime is 101021211020159. The reversal of 101021211020131 is 131020112120101.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (131020112120101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101021211020131 - 2¹⁷ = 101021210889059 is a prime.

It is a super-2 number, since 2×101021211020131² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101021211024131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510605510065 + 50510605510066.

It is an arithmetic number, because the mean of its divisors is an integer number (50510605510066).

Almost surely, 2^{101021211020131} is an apocalyptic number.

101021211020131 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021211020131 is an equidigital number, since it uses as much as digits as its factorization.

101021211020131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 101021211020131 its reverse (131020112120101), we get a palindrome (232041323140232).

The spelling of 101021211020131 in words is "one hundred one trillion, twenty-one billion, two hundred eleven million, twenty thousand, one hundred thirty-one".