213154011252104 has 16 divisors (see below), whose sum is σ = 430407138105420. Its totient is φ = 98378774424000.

The previous prime is 213154011252103. The next prime is 213154011252137. The reversal of 213154011252104 is 401252110451312.

It can be written as a sum of positive squares in 2 ways, for example, as 206468218476004 + 6685792776100 = 14369002^2 + 2585690^2 .

It is not an unprimeable number, because it can be changed into a prime (213154011252103) 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, 1024778900147 + ... + 1024778900354.

Almost surely, 2^{213154011252104} is an apocalyptic number.

It is an amenable number.

213154011252104 is an abundant number, since it is smaller than the sum of its proper divisors (217253126853316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213154011252104 is a wasteful number, since it uses less digits than its factorization.

213154011252104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2049557800520 (or 2049557800516 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 32.

The spelling of 213154011252104 in words is "two hundred thirteen trillion, one hundred fifty-four billion, eleven million, two hundred fifty-two thousand, one hundred four".