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212210201201202 = 2331910116375116729
BaseRepresentation
bin110000010000000100001001…
…101010010000101000110010
31000211101002121210100120011000
4300100010021222100220302
5210303322443001414302
62031200004240502430
762461452420135441
oct6020041152205062
91024332553316130
10212210201201202
11616869282a6846
121b97391301aa16
13915444a573059
143a5905845cd58
15198011acd731c
hexc10109a90a32

212210201201202 has 256 divisors, whose sum is σ = 505090317312000. Its totient is φ = 65851444800000.

The previous prime is 212210201201189. The next prime is 212210201201281. The reversal of 212210201201202 is 202102102012212.

It is a happy number.

212210201201202 is a `hidden beast` number, since 21 + 221 + 0 + 20 + 1 + 201 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 12685161174 + ... + 12685177902.

It is an arithmetic number, because the mean of its divisors is an integer number (1973009052000).

Almost surely, 2212210201201202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212210201201202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252545158656000).

212210201201202 is an abundant number, since it is smaller than the sum of its proper divisors (292880116110798).

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

212210201201202 is a wasteful number, since it uses less digits than its factorization.

212210201201202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17774 (or 17768 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 212210201201202 its reverse (202102102012212), we get a palindrome (414312303213414).

The spelling of 212210201201202 in words is "two hundred twelve trillion, two hundred ten billion, two hundred one million, two hundred one thousand, two hundred two".