2103250161450 has 48 divisors (see below), whose sum is σ = 5243369688576. Its totient is φ = 557930227200.

The previous prime is 2103250161443. The next prime is 2103250161451. The reversal of 2103250161450 is 541610523012.

It is a super-2 number, since 2×2103250161450² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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

It is not an unprimeable number, because it can be changed into a prime (2103250161451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36677287 + ... + 36734586.

It is an arithmetic number, because the mean of its divisors is an integer number (109236868512).

Almost surely, 2^{2103250161450} is an apocalyptic number.

2103250161450 is an abundant number, since it is smaller than the sum of its proper divisors (3140119527126).

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

2103250161450 is a wasteful number, since it uses less digits than its factorization.

2103250161450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73412079 (or 73412074 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 2103250161450 its reverse (541610523012), we get a palindrome (2644860684462).

The spelling of 2103250161450 in words is "two trillion, one hundred three billion, two hundred fifty million, one hundred sixty-one thousand, four hundred fifty".