201022101030 has 32 divisors (see below), whose sum is σ = 482587951104. Its totient is φ = 53590903776.

The previous prime is 201022101017. The next prime is 201022101047. The reversal of 201022101030 is 30101220102.

It is a junction number, because it is equal to n+sod(n) for n = 201022100997 and 201022101015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 827584 + ... + 1042563.

It is an arithmetic number, because the mean of its divisors is an integer number (15080873472).

Almost surely, 2^201022101030 is an apocalyptic number.

201022101030 is an abundant number, since it is smaller than the sum of its proper divisors (281565850074).

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

201022101030 is a wasteful number, since it uses less digits than its factorization.

201022101030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1873740.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 201022101030 its reverse (30101220102), we get a palindrome (231123321132).

The spelling of 201022101030 in words is "two hundred one billion, twenty-two million, one hundred one thousand, thirty".