2101054501038 has 16 divisors (see below), whose sum is σ = 4202370731520. Its totient is φ = 700307878776.

The previous prime is 2101054501037. The next prime is 2101054501043. The reversal of 2101054501038 is 8301054501012.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2101054500996 and 2101054501014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101054501037) 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, 10800958 + ... + 10993761.

It is an arithmetic number, because the mean of its divisors is an integer number (262648170720).

Almost surely, 2^{2101054501038} is an apocalyptic number.

2101054501038 is an abundant number, since it is smaller than the sum of its proper divisors (2101316230482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2101054501038 is a wasteful number, since it uses less digits than its factorization.

2101054501038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21810791.

The product of its (nonzero) digits is 4800, while the sum is 30.

The spelling of 2101054501038 in words is "two trillion, one hundred one billion, fifty-four million, five hundred one thousand, thirty-eight".