101220100201139 has 2 divisors, whose sum is σ = 101220100201140. Its totient is φ = 101220100201138.

The previous prime is 101220100201109. The next prime is 101220100201183. The reversal of 101220100201139 is 931102001022101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101220100201139 - 2¹² = 101220100197043 is a prime.

It is not a weakly prime, because it can be changed into another prime (101220100201109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50610050100569 + 50610050100570.

It is an arithmetic number, because the mean of its divisors is an integer number (50610050100570).

Almost surely, 2^{101220100201139} is an apocalyptic number.

101220100201139 is a deficient number, since it is larger than the sum of its proper divisors (1).

101220100201139 is an equidigital number, since it uses as much as digits as its factorization.

101220100201139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 23.

The spelling of 101220100201139 in words is "one hundred one trillion, two hundred twenty billion, one hundred million, two hundred one thousand, one hundred thirty-nine".