2212214511631 has 2 divisors, whose sum is σ = 2212214511632. Its totient is φ = 2212214511630.

The previous prime is 2212214511607. The next prime is 2212214511653. The reversal of 2212214511631 is 1361154122122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2212214511631 - 2⁵ = 2212214511599 is a prime.

It is a super-2 number, since 2×2212214511631² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2212214511593 and 2212214511602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212214511431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106107255815 + 1106107255816.

It is an arithmetic number, because the mean of its divisors is an integer number (1106107255816).

Almost surely, 2^{2212214511631} is an apocalyptic number.

2212214511631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212214511631 is an equidigital number, since it uses as much as digits as its factorization.

2212214511631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 31.

Adding to 2212214511631 its reverse (1361154122122), we get a palindrome (3573368633753).

The spelling of 2212214511631 in words is "two trillion, two hundred twelve billion, two hundred fourteen million, five hundred eleven thousand, six hundred thirty-one".