1220010201102 has 128 divisors (see below), whose sum is σ = 3090051514368. Its totient is φ = 311928076800.

The previous prime is 1220010201073. The next prime is 1220010201103. The reversal of 1220010201102 is 2011020100221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220010201103) 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, 7870102 + ... + 8023622.

It is an arithmetic number, because the mean of its divisors is an integer number (24141027456).

Almost surely, 2^{1220010201102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1220010201102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1545025757184).

1220010201102 is an abundant number, since it is smaller than the sum of its proper divisors (1870041313266).

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

1220010201102 is a wasteful number, since it uses less digits than its factorization.

1220010201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153814.

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

Adding to 1220010201102 its reverse (2011020100221), we get a palindrome (3231030301323).

The spelling of 1220010201102 in words is "one trillion, two hundred twenty billion, ten million, two hundred one thousand, one hundred two".