205032154030 has 16 divisors (see below), whose sum is σ = 402608593584. Its totient is φ = 74557146880.

The previous prime is 205032154013. The next prime is 205032154037. The reversal of 205032154030 is 30451230502.

It is a junction number, because it is equal to n+sod(n) for n = 205032153986 and 205032154004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205032154037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 931964227 + ... + 931964446.

It is an arithmetic number, because the mean of its divisors is an integer number (25163037099).

Almost surely, 2^205032154030 is an apocalyptic number.

205032154030 is a deficient number, since it is larger than the sum of its proper divisors (197576439554).

205032154030 is a wasteful number, since it uses less digits than its factorization.

205032154030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863928691.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 205032154030 its reverse (30451230502), we get a palindrome (235483384532).

The spelling of 205032154030 in words is "two hundred five billion, thirty-two million, one hundred fifty-four thousand, thirty".