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201010211220201 = 312719719387138139
BaseRepresentation
bin101101101101000101010110…
…001111000110101011101001
3222100201101111020021012211020
4231231011112033012223221
5202321322403033021301
61551302452145523053
760224336264104035
oct5555052617065351
9870641436235736
10201010211220201
1159058a519aa0a9
121a665161043489
138821248c2a246
14378cd362931c5
151838b0bed7436
hexb6d1563c6ae9

201010211220201 has 32 divisors (see below), whose sum is σ = 271511115448320. Its totient is φ = 132268973893056.

The previous prime is 201010211220131. The next prime is 201010211220317. The reversal of 201010211220201 is 102022112010102.

It is not a de Polignac number, because 201010211220201 - 211 = 201010211218153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201010211220901) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1455060990 + ... + 1455199128.

It is an arithmetic number, because the mean of its divisors is an integer number (8484722357760).

Almost surely, 2201010211220201 is an apocalyptic number.

It is an amenable number.

201010211220201 is a deficient number, since it is larger than the sum of its proper divisors (70500904228119).

201010211220201 is a wasteful number, since it uses less digits than its factorization.

201010211220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157853.

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

Adding to 201010211220201 its reverse (102022112010102), we get a palindrome (303032323230303).

The spelling of 201010211220201 in words is "two hundred one trillion, ten billion, two hundred eleven million, two hundred twenty thousand, two hundred one".

Divisors: 1 3 127 197 381 591 19387 25019 58161 75057 138139 414417 2462149 3819239 7386447 11457717 17543653 27213383 52630959 81640149 485043353 1455130059 2678100793 3456099641 8034302379 10368298923 340118800711 527585856221 1020356402133 1582757568663 67003403740067 201010211220201