102020101112202 has 128 divisors (see below), whose sum is σ = 255512861130240. Its totient is φ = 26439163084800.

The previous prime is 102020101112177. The next prime is 102020101112213. The reversal of 102020101112202 is 202211101020201.

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, 5964202 + ... + 15479402.

It is an arithmetic number, because the mean of its divisors is an integer number (1996194227580).

Almost surely, 2^{102020101112202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102020101112202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127756430565120).

102020101112202 is an abundant number, since it is smaller than the sum of its proper divisors (153492760018038).

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

102020101112202 is a wasteful number, since it uses less digits than its factorization.

102020101112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9515568.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102020101112202 its reverse (202211101020201), we get a palindrome (304231202132403).

The spelling of 102020101112202 in words is "one hundred two trillion, twenty billion, one hundred one million, one hundred twelve thousand, two hundred two".