212302152536 has 8 divisors (see below), whose sum is σ = 398066536020. Its totient is φ = 106151076264.

The previous prime is 212302152479. The next prime is 212302152563. The reversal of 212302152536 is 635251203212.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×212302152536² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13268884526 + ... + 13268884541.

Almost surely, 2^212302152536 is an apocalyptic number.

It is an amenable number.

212302152536 is a deficient number, since it is larger than the sum of its proper divisors (185764383484).

212302152536 is a wasteful number, since it uses less digits than its factorization.

212302152536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26537769073 (or 26537769069 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 212302152536 its reverse (635251203212), we get a palindrome (847553355748).

The spelling of 212302152536 in words is "two hundred twelve billion, three hundred two million, one hundred fifty-two thousand, five hundred thirty-six".