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1101212202201 = 31684812178707
BaseRepresentation
bin10000000001100101010…
…111001011010011011001
310220021102101001000112120
4100001211113023103121
5121020240310432301
62201520115131453
7142363031163516
oct20014527132331
93807371030476
101101212202201
113950266414a1
121595098a3b89
137cac7c82797
143b42849230d
151d9a20ebe36
hex100655cb4d9

1101212202201 has 8 divisors (see below), whose sum is σ = 1468292325024. Its totient is φ = 734136773760.

The previous prime is 1101212202199. The next prime is 1101212202263. The reversal of 1101212202201 is 1022022121011.

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

It is not a de Polignac number, because 1101212202201 - 21 = 1101212202199 is a prime.

It is a super-2 number, since 2×11012122022012 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1101212202281) 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, 583911 + ... + 1594796.

It is an arithmetic number, because the mean of its divisors is an integer number (183536540628).

Almost surely, 21101212202201 is an apocalyptic number.

It is an amenable number.

1101212202201 is a deficient number, since it is larger than the sum of its proper divisors (367080122823).

1101212202201 is a wasteful number, since it uses less digits than its factorization.

1101212202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347191.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1101212202201 its reverse (1022022121011), we get a palindrome (2123234323212).

The spelling of 1101212202201 in words is "one trillion, one hundred one billion, two hundred twelve million, two hundred two thousand, two hundred one".

Divisors: 1 3 168481 505443 2178707 6536121 367070734067 1101212202201