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10212102121001 = 111607577705613
BaseRepresentation
bin1001010010011011000010…
…1110000010011000101001
31100011021012221210101100112
42110212300232002120221
52314303341120333001
633415212553344105
72102541260543024
oct224466056023051
940137187711315
1010212102121001
113287a23466910
12118b210408035
13590cc6816231
142743a86121bb
1512a990aaacbb
hex949b0b82629

10212102121001 has 8 divisors (see below), whose sum is σ = 11147407527744. Its totient is φ = 9277952128720.

The previous prime is 10212102120991. The next prime is 10212102121033. The reversal of 10212102121001 is 10012120121201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10212102121001 - 222 = 10212097926697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10212102121901) 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, 288835130 + ... + 288870483.

It is an arithmetic number, because the mean of its divisors is an integer number (1393425940968).

Almost surely, 210212102121001 is an apocalyptic number.

10212102121001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10212102121001 is a deficient number, since it is larger than the sum of its proper divisors (935305406743).

10212102121001 is a wasteful number, since it uses less digits than its factorization.

10212102121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577707231.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10212102121001 its reverse (10012120121201), we get a palindrome (20224222242202).

The spelling of 10212102121001 in words is "ten trillion, two hundred twelve billion, one hundred two million, one hundred twenty-one thousand, one".

Divisors: 1 11 1607 17677 577705613 6354761743 928372920091 10212102121001