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103021001201 = 779991320799
BaseRepresentation
bin101111111110010000…
…1111011100111110001
3100211220201012002211002
41133330201323213301
53141441334014301
6115154401331345
710304646030116
oct1377441734761
9324821162732
10103021001201
113a766740008
1217b71636b55
13993a668011
144db437290d
152a2e57b16b
hex17fc87b9f1

103021001201 has 4 divisors (see below), whose sum is σ = 103022400000. Its totient is φ = 103019602404.

The previous prime is 103021001189. The next prime is 103021001219. The reversal of 103021001201 is 102100120301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103021001201 - 226 = 102953892337 is a prime.

It is a super-2 number, since 2×1030210012012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103021001261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582401 + ... + 738398.

It is an arithmetic number, because the mean of its divisors is an integer number (25755600000).

Almost surely, 2103021001201 is an apocalyptic number.

It is an amenable number.

103021001201 is a deficient number, since it is larger than the sum of its proper divisors (1398799).

103021001201 is an equidigital number, since it uses as much as digits as its factorization.

103021001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398798.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 103021001201 its reverse (102100120301), we get a palindrome (205121121502).

The spelling of 103021001201 in words is "one hundred three billion, twenty-one million, one thousand, two hundred one".

Divisors: 1 77999 1320799 103021001201