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111012002021101 = 1943238935686921
BaseRepresentation
bin11001001111011011111110…
…111100100011111011101101
3112120001122101021220001101011
4121033123332330203323231
5104022310040004133401
61032034113143145221
732245231620001006
oct3117337674437355
9476048337801334
10111012002021101
113240aa20078195
121054aa52a45211
1349c3504c5b71c
141d5b01c3701ad
15cc7a24998451
hex64f6fef23eed

111012002021101 has 16 divisors (see below), whose sum is σ = 119577316555840. Its totient is φ = 102719150835840.

The previous prime is 111012002021083. The next prime is 111012002021143. The reversal of 111012002021101 is 101120200210111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111012002021101 - 237 = 110874563067629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012002021161) 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, 16677121 + ... + 22364041.

It is an arithmetic number, because the mean of its divisors is an integer number (7473582284740).

Almost surely, 2111012002021101 is an apocalyptic number.

It is an amenable number.

111012002021101 is a deficient number, since it is larger than the sum of its proper divisors (8565314534739).

111012002021101 is a wasteful number, since it uses less digits than its factorization.

111012002021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5710876.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111012002021101 its reverse (101120200210111), we get a palindrome (212132202231212).

The spelling of 111012002021101 in words is "one hundred eleven trillion, twelve billion, two million, twenty-one thousand, one hundred one".

Divisors: 1 19 43 817 23893 453967 1027399 5686921 19520581 108051499 244537603 4646214457 135877603453 2581674465607 5842736948479 111012002021101