102010201022010 has 128 divisors (see below), whose sum is σ = 257446191317760. Its totient is φ = 25831359590400.

The previous prime is 102010201021997. The next prime is 102010201022011. The reversal of 102010201022010 is 10220102010201.

It is a super-2 number, since 2×102010201022010² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102010201022011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 520147170 + ... + 520343250.

It is an arithmetic number, because the mean of its divisors is an integer number (2011298369670).

Almost surely, 2^{102010201022010} is an apocalyptic number.

102010201022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 102010201022010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128723095658880).

102010201022010 is an abundant number, since it is smaller than the sum of its proper divisors (155435990295750).

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

102010201022010 is a wasteful number, since it uses less digits than its factorization.

102010201022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205984.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102010201022010 its reverse (10220102010201), we get a palindrome (112230303032211).

The spelling of 102010201022010 in words is "one hundred two trillion, ten billion, two hundred one million, twenty-two thousand, ten".