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130121111202 = 2382726223521
BaseRepresentation
bin111100100101111010…
…0101001011010100010
3110102212100211022221220
41321023310221122202
54112442001024302
6135435442555510
712254344124145
oct1711364513242
9412770738856
10130121111202
1150202a7a835
1221275368b96
13c368cca474
1464255d405c
1535b87d84bc
hex1e4bd296a2

130121111202 has 16 divisors (see below), whose sum is σ = 260556914592. Its totient is φ = 43321255040.

The previous prime is 130121111189. The next prime is 130121111297. The reversal of 130121111202 is 202111121031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13106799 + ... + 13116722.

It is an arithmetic number, because the mean of its divisors is an integer number (16284807162).

Almost surely, 2130121111202 is an apocalyptic number.

130121111202 is an abundant number, since it is smaller than the sum of its proper divisors (130435803390).

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

130121111202 is a wasteful number, since it uses less digits than its factorization.

130121111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26224353.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 130121111202 its reverse (202111121031), we get a palindrome (332232232233).

The spelling of 130121111202 in words is "one hundred thirty billion, one hundred twenty-one million, one hundred eleven thousand, two hundred two".

Divisors: 1 2 3 6 827 1654 2481 4962 26223521 52447042 78670563 157341126 21686851867 43373703734 65060555601 130121111202