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1020211020201 = 31720004137651
BaseRepresentation
bin11101101100010010101…
…00001100000110101001
310121112100021000122000210
432312021110030012221
5113203343010121301
62100402314451333
7133464531406122
oct16661124140651
93545307018023
101020211020201
1136373a58457a
12145882733b49
13752895b87a9
143754277d049
151b810cb6ad6
hexed8950c1a9

1020211020201 has 8 divisors (see below), whose sum is σ = 1440297910944. Its totient is φ = 640132404800.

The previous prime is 1020211020181. The next prime is 1020211020221. The reversal of 1020211020201 is 1020201120201.

It is an interprime number because it is at equal distance from previous prime (1020211020181) and next prime (1020211020221).

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 1020211020201 - 214 = 1020211003817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1020211020221) 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, 10002068775 + ... + 10002068876.

It is an arithmetic number, because the mean of its divisors is an integer number (180037238868).

Almost surely, 21020211020201 is an apocalyptic number.

It is an amenable number.

1020211020201 is a deficient number, since it is larger than the sum of its proper divisors (420086890743).

1020211020201 is a wasteful number, since it uses less digits than its factorization.

1020211020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20004137671.

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

Adding to 1020211020201 its reverse (1020201120201), we get a palindrome (2040412140402).

The spelling of 1020211020201 in words is "one trillion, twenty billion, two hundred eleven million, twenty thousand, two hundred one".

Divisors: 1 3 17 51 20004137651 60012412953 340070340067 1020211020201