221202232032030 has 128 divisors (see below), whose sum is σ = 541307632896000. Its totient is φ = 57839651251200.

The previous prime is 221202232032017. The next prime is 221202232032077. The reversal of 221202232032030 is 30230232202122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2150863410 + ... + 2150966250.

It is an arithmetic number, because the mean of its divisors is an integer number (4228965882000).

Almost surely, 2^{221202232032030} is an apocalyptic number.

221202232032030 is an abundant number, since it is smaller than the sum of its proper divisors (320105400863970).

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

221202232032030 is a wasteful number, since it uses less digits than its factorization.

221202232032030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109170.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 221202232032030 its reverse (30230232202122), we get a palindrome (251432464234152).

The spelling of 221202232032030 in words is "two hundred twenty-one trillion, two hundred two billion, two hundred thirty-two million, thirty-two thousand, thirty".