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120121104132 = 22323336697337
BaseRepresentation
bin110111111011111000…
…1101001011100000100
3102111001110001100010200
41233313301221130010
53432002000313012
6131103300050500
711451466352451
oct1576761513404
9374043040120
10120121104132
1146a41260487
121b344393a30
13b434309a13
145b5746c828
1531d09283dc
hex1bf7c69704

120121104132 has 18 divisors (see below), whose sum is σ = 303639457758. Its totient is φ = 40040368032.

The previous prime is 120121104119. The next prime is 120121104157. The reversal of 120121104132 is 231401121021.

120121104132 is a `hidden beast` number, since 120 + 121 + 10 + 413 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 116947584576 + 3173519556 = 341976^2 + 56334^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1668348633 + ... + 1668348704.

Almost surely, 2120121104132 is an apocalyptic number.

120121104132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120121104132 is an abundant number, since it is smaller than the sum of its proper divisors (183518353626).

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

120121104132 is a wasteful number, since it uses less digits than its factorization.

120121104132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336697347 (or 3336697342 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 120121104132 its reverse (231401121021), we get a palindrome (351522225153).

The spelling of 120121104132 in words is "one hundred twenty billion, one hundred twenty-one million, one hundred four thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 36 3336697337 6673394674 10010092011 13346789348 20020184022 30030276033 40040368044 60060552066 120121104132