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20220201220201 = 234575119215737
BaseRepresentation
bin1001001100011111000011…
…11010010011100001101001
32122121000212120220111121221
410212033201322103201221
510122241433003021301
6111001010542302041
74154601302351413
oct446174172234151
978530776814557
1020220201220201
1164963804a3a44
122326988587921
13b389ab8a1338
144dc93d2439b3
15250e91a71da1
hex1263e1e93869

20220201220201 has 8 divisors (see below), whose sum is σ = 21099802679424. Its totient is φ = 19340638284000.

The previous prime is 20220201220199. The next prime is 20220201220211. The reversal of 20220201220201 is 10202210202202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20220201220201 - 21 = 20220201220199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20220201220211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8555596 + ... + 10660141.

It is an arithmetic number, because the mean of its divisors is an integer number (2637475334928).

Almost surely, 220220201220201 is an apocalyptic number.

It is an amenable number.

20220201220201 is a deficient number, since it is larger than the sum of its proper divisors (879601459223).

20220201220201 is a wasteful number, since it uses less digits than its factorization.

20220201220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19261511.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20220201220201 its reverse (10202210202202), we get a palindrome (30422411422403).

The spelling of 20220201220201 in words is "twenty trillion, two hundred twenty billion, two hundred one million, two hundred twenty thousand, two hundred one".

Divisors: 1 23 45751 1052273 19215737 441961951 879139183487 20220201220201