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201201030102 = 23231457978479
BaseRepresentation
bin1011101101100010000…
…1000001001111010110
3201020100001020100001210
42323120201001033112
511244024430430402
6232232552202250
720351643352332
oct2733041011726
9636301210053
10201201030102
1178368810966
1232bb1999386
1315c860b4487
149a497dc7c2
155378b1506c
hex2ed88413d6

201201030102 has 16 divisors (see below), whose sum is σ = 419897802240. Its totient is φ = 64151053032.

The previous prime is 201201030097. The next prime is 201201030127. The reversal of 201201030102 is 201030102102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728989102 + ... + 728989377.

It is an arithmetic number, because the mean of its divisors is an integer number (26243612640).

Almost surely, 2201201030102 is an apocalyptic number.

201201030102 is an abundant number, since it is smaller than the sum of its proper divisors (218696772138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201201030102 is a wasteful number, since it uses less digits than its factorization.

201201030102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457978507.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 201201030102 its reverse (201030102102), we get a palindrome (402231132204).

The spelling of 201201030102 in words is "two hundred one billion, two hundred one million, thirty thousand, one hundred two".

Divisors: 1 2 3 6 23 46 69 138 1457978479 2915956958 4373935437 8747870874 33533505017 67067010034 100600515051 201201030102