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10220011212111 = 3128313297199687
BaseRepresentation
bin1001010010111000100000…
…1000110100110101001111
31100012000122011010211200220
42110232020020310311033
52314421040332241421
633423001444522423
72103241255653501
oct224561010646517
940160564124626
1010220011212111
113290311992048
1211908590b0413
135919872797bc
14274918bb3d71
1512aca50ea3c6
hex94b88234d4f

10220011212111 has 16 divisors (see below), whose sum is σ = 13638396459264. Its totient is φ = 6807484243584.

The previous prime is 10220011212101. The next prime is 10220011212251. The reversal of 10220011212111 is 11121211002201.

It is a happy number.

It is not a de Polignac number, because 10220011212111 - 27 = 10220011211983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220011212101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51080310 + ... + 51279996.

It is an arithmetic number, because the mean of its divisors is an integer number (852399778704).

Almost surely, 210220011212111 is an apocalyptic number.

10220011212111 is a deficient number, since it is larger than the sum of its proper divisors (3418385247153).

10220011212111 is a wasteful number, since it uses less digits than its factorization.

10220011212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214270.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10220011212111 its reverse (11121211002201), we get a palindrome (21341222214312).

The spelling of 10220011212111 in words is "ten trillion, two hundred twenty billion, eleven million, two hundred twelve thousand, one hundred eleven".

Divisors: 1 3 1283 3849 13297 39891 199687 599061 17060051 51180153 256198421 768595263 2655238039 7965714117 3406670404037 10220011212111