213521152150532 has 12 divisors (see below), whose sum is σ = 373761368062236. Its totient is φ = 106732189847040.

The previous prime is 213521152150529. The next prime is 213521152150543. The reversal of 213521152150532 is 235051251125312.

It can be written as a sum of positive squares in 2 ways, for example, as 78399266000896 + 135121886149636 = 8854336^2 + 11624194^2 .

It is a super-2 number, since 2×213521152150532² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7096540133 + ... + 7096570220.

It is an arithmetic number, because the mean of its divisors is an integer number (31146780671853).

Almost surely, 2^{213521152150532} is an apocalyptic number.

It is an amenable number.

213521152150532 is a deficient number, since it is larger than the sum of its proper divisors (160240215911704).

213521152150532 is a wasteful number, since it uses less digits than its factorization.

213521152150532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14193114118 (or 14193114116 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 213521152150532 in words is "two hundred thirteen trillion, five hundred twenty-one billion, one hundred fifty-two million, one hundred fifty thousand, five hundred thirty-two".