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1020131020201 = 7319763707099
BaseRepresentation
bin11101101100001001000…
…11000000110110101001
310121112010200111012122211
432312010203000312221
5113203212020121301
62100350340045121
7133462540413016
oct16660443006651
93545120435584
101020131020201
113636a9403377
1214585b9937a1
1375275b58407
1437535cb670d
151b808c63051
hexed848c0da9

1020131020201 has 8 divisors (see below), whose sum is σ = 1034159205600. Its totient is φ = 1006104288672.

The previous prime is 1020131020151. The next prime is 1020131020217. The reversal of 1020131020201 is 1020201310201.

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 1020131020201 - 213 = 1020131012009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020131020291) 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, 1089150 + ... + 1796248.

It is an arithmetic number, because the mean of its divisors is an integer number (129269900700).

Almost surely, 21020131020201 is an apocalyptic number.

It is an amenable number.

1020131020201 is a deficient number, since it is larger than the sum of its proper divisors (14028185399).

1020131020201 is an equidigital number, since it uses as much as digits as its factorization.

1020131020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726935.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1020131020201 its reverse (1020201310201), we get a palindrome (2040332330402).

The spelling of 1020131020201 in words is "one trillion, twenty billion, one hundred thirty-one million, twenty thousand, two hundred one".

Divisors: 1 73 19763 707099 1442699 51618227 13974397537 1020131020201