3120101221340 has 24 divisors (see below), whose sum is σ = 6631154888400. Its totient is φ = 1233003855488.

The previous prime is 3120101221313. The next prime is 3120101221387. The reversal of 3120101221340 is 431221010213.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 939787865 + ... + 939791184.

It is an arithmetic number, because the mean of its divisors is an integer number (276298120350).

Almost surely, 2^{3120101221340} is an apocalyptic number.

It is an amenable number.

3120101221340 is an abundant number, since it is smaller than the sum of its proper divisors (3511053667060).

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

3120101221340 is a wasteful number, since it uses less digits than its factorization.

3120101221340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879579141 (or 1879579139 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 3120101221340 its reverse (431221010213), we get a palindrome (3551322231553).

The spelling of 3120101221340 in words is "three trillion, one hundred twenty billion, one hundred one million, two hundred twenty-one thousand, three hundred forty".