2140021101044 has 12 divisors (see below), whose sum is σ = 3824718563904. Its totient is φ = 1047244368504.

The previous prime is 2140021101007. The next prime is 2140021101107. The reversal of 2140021101044 is 4401011200412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5691545294 + ... + 5691545669.

It is an arithmetic number, because the mean of its divisors is an integer number (318726546992).

Almost surely, 2^{2140021101044} is an apocalyptic number.

It is an amenable number.

2140021101044 is a deficient number, since it is larger than the sum of its proper divisors (1684697462860).

2140021101044 is a wasteful number, since it uses less digits than its factorization.

2140021101044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11383091014 (or 11383091012 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2140021101044 its reverse (4401011200412), we get a palindrome (6541032301456).

The spelling of 2140021101044 in words is "two trillion, one hundred forty billion, twenty-one million, one hundred one thousand, forty-four".